[INFO] cloning repository https://github.com/davidpeklak/rust-algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidpeklak/rust-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpeklak%2Frust-algorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpeklak%2Frust-algorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9db2d5ac0cfbfe409792033d26d8f4c8aaa3e872 [INFO] testing davidpeklak/rust-algorithms against 1.75.0 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpeklak%2Frust-algorithms" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidpeklak/rust-algorithms on toolchain 1.75.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidpeklak/rust-algorithms [INFO] finished tweaking git repo https://github.com/davidpeklak/rust-algorithms [INFO] tweaked toml for git repo https://github.com/davidpeklak/rust-algorithms written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/davidpeklak/rust-algorithms already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.2.0 [INFO] [stderr] Downloaded rand v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1aee80430fa1c1a28d45c141c00e98472f8e59ac1a90880d88a3b1c43fd74d5b [INFO] running `Command { std: "docker" "start" "-a" "1aee80430fa1c1a28d45c141c00e98472f8e59ac1a90880d88a3b1c43fd74d5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1aee80430fa1c1a28d45c141c00e98472f8e59ac1a90880d88a3b1c43fd74d5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1aee80430fa1c1a28d45c141c00e98472f8e59ac1a90880d88a3b1c43fd74d5b", kill_on_drop: false }` [INFO] [stdout] 1aee80430fa1c1a28d45c141c00e98472f8e59ac1a90880d88a3b1c43fd74d5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 735d572f531abef4e2f7566edd5b239b1968c8cbcce8a784b51f304e4d3d803c [INFO] running `Command { std: "docker" "start" "-a" "735d572f531abef4e2f7566edd5b239b1968c8cbcce8a784b51f304e4d3d803c", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling rand_core v0.2.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling rand v0.5.0 [INFO] [stderr] Compiling num-complex v0.1.43 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling stopwatch v0.0.7 [INFO] [stderr] Compiling algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a LinkedList [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a dyn LinkedList [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:65:28 [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:29:41 [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:56:41 [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:72:38 [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:88:41 [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | mem::replace(&mut self.top, top); [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] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = mem::replace(&mut self.top, top); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.37s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "735d572f531abef4e2f7566edd5b239b1968c8cbcce8a784b51f304e4d3d803c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "735d572f531abef4e2f7566edd5b239b1968c8cbcce8a784b51f304e4d3d803c", kill_on_drop: false }` [INFO] [stdout] 735d572f531abef4e2f7566edd5b239b1968c8cbcce8a784b51f304e4d3d803c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43fd8a22d98d60a0b3ac9fc9ae59f22e5606316a37af1657dcfc6f325f0660c3 [INFO] running `Command { std: "docker" "start" "-a" "43fd8a22d98d60a0b3ac9fc9ae59f22e5606316a37af1657dcfc6f325f0660c3", kill_on_drop: false }` [INFO] [stderr] Compiling algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a LinkedList [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a dyn LinkedList [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:65:28 [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:29:41 [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:56:41 [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:72:38 [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:88:41 [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | mem::replace(&mut self.top, top); [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] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = mem::replace(&mut self.top, top); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a LinkedList [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 36 | l: &'a dyn LinkedList [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:65:28 [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 65 | impl LinkedList for Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:29:41 [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:56:41 [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 56 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:72:38 [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 72 | fn tail<'a>(&'a self) -> Option<&dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:88:41 [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 88 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:134:34 [INFO] [stdout] | [INFO] [stdout] 134 | fn some_linked_list() -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 134 | fn some_linked_list() -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib/linked_list.rs:153:41 [INFO] [stdout] | [INFO] [stdout] 153 | fn prepend_some<'a, L>(l: L) -> Box + 'a> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 153 | fn prepend_some<'a, L>(l: L) -> Box + 'a> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | mem::replace(&mut self.top, top); [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] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = mem::replace(&mut self.top, top); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.93s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "43fd8a22d98d60a0b3ac9fc9ae59f22e5606316a37af1657dcfc6f325f0660c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43fd8a22d98d60a0b3ac9fc9ae59f22e5606316a37af1657dcfc6f325f0660c3", kill_on_drop: false }` [INFO] [stdout] 43fd8a22d98d60a0b3ac9fc9ae59f22e5606316a37af1657dcfc6f325f0660c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 108bfde3173e5a664ca992bb4ffbca21657af417cf81c31da34e1ade682abcde [INFO] running `Command { std: "docker" "start" "-a" "108bfde3173e5a664ca992bb4ffbca21657af417cf81c31da34e1ade682abcde", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:36:12 [INFO] [stderr] | [INFO] [stderr] 36 | l: &'a LinkedList [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 36 | l: &'a dyn LinkedList [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:65:28 [INFO] [stderr] | [INFO] [stderr] 65 | impl LinkedList for Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 65 | impl LinkedList for Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:29:41 [INFO] [stderr] | [INFO] [stderr] 29 | fn tail<'a>(&'a self) -> Option<&'a LinkedList>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 29 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList>; [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:56:41 [INFO] [stderr] | [INFO] [stderr] 56 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 56 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:72:38 [INFO] [stderr] | [INFO] [stderr] 72 | fn tail<'a>(&'a self) -> Option<&LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 72 | fn tail<'a>(&'a self) -> Option<&dyn LinkedList> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:88:41 [INFO] [stderr] | [INFO] [stderr] 88 | fn tail<'a>(&'a self) -> Option<&'a LinkedList> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 88 | fn tail<'a>(&'a self) -> Option<&'a dyn LinkedList> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/lib/red_black_bst_2.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | mem::replace(&mut self.top, top); [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] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 30 | let _ = mem::replace(&mut self.top, top); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:134:34 [INFO] [stderr] | [INFO] [stderr] 134 | fn some_linked_list() -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 134 | fn some_linked_list() -> Box> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib/linked_list.rs:153:41 [INFO] [stderr] | [INFO] [stderr] 153 | fn prepend_some<'a, L>(l: L) -> Box + 'a> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 153 | fn prepend_some<'a, L>(l: L) -> Box + 'a> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `algorithms` (lib) generated 7 warnings (run `cargo fix --lib -p algorithms` to apply 6 suggestions) [INFO] [stderr] warning: `algorithms` (lib test) generated 9 warnings (7 duplicates) (run `cargo fix --lib -p algorithms --tests` to apply 2 suggestions) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stdout] [INFO] [stderr] Running unittests src/lib/lib.rs (/opt/rustwide/target/debug/deps/algorithms-152f01ba6bb92af4) [INFO] [stdout] running 83 tests [INFO] [stdout] test deque::tests::construct_deque_and_query ... ok [INFO] [stdout] test deque::tests::add_last_and_query ... ok [INFO] [stdout] test deque::tests::add_first_and_query ... ok [INFO] [stdout] test deque::tests::box_to_non_null_to_box ... ok [INFO] [stdout] test deque::tests::fifo_left ... ok [INFO] [stdout] test deque::tests::filo_right ... ok [INFO] [stdout] test graph_alg::tests::test_depth_is_visted ... ok [INFO] [stdout] test graph_alg::tests::test_breadth_path_to ... ok [INFO] [stdout] test deque::tests::fifo_right ... ok [INFO] [stdout] test deque::tests::sizes ... ok [INFO] [stdout] test linked_list::tests::mixed_construction ... ok [INFO] [stdout] test linked_list::tests::stack_construction ... ok [INFO] [stdout] test graph_alg::tests::test_breadth_is_visted ... ok [INFO] [stdout] test graph_alg::tests::test_depth_path_to ... ok [INFO] [stdout] test insertion_sort::test::small_example ... ok [INFO] [stdout] test graph::tests::test_adj ... ok [INFO] [stdout] test max_pq::tests::test_del_max ... ok [INFO] [stdout] test linked_list::tests::iter_loop ... ok [INFO] [stdout] test index_ops::test::vec_length ... ok [INFO] [stdout] test linked_list::tests::iter_stack ... ok [INFO] [stdout] test max_pq::tests::test_make_heap ... ok [INFO] [stdout] test max_pq::tests::test_manual_sinking ... ok [INFO] [stdout] test insertion_sort::test::insertion_sort_some ... ok [INFO] [stdout] test max_pq::tests::test_is_binary_heap ... ok [INFO] [stdout] test is_sorted::test_is_sorted ... ok [INFO] [stdout] test graph::tests::test_number_of_vertices ... ok [INFO] [stdout] test graph::tests::test_number_of_edges ... ok [INFO] [stdout] test deque::tests::iter ... ok [INFO] [stdout] test linked_list::tests::heap_construction ... ok [INFO] [stdout] test max_pq::tests::test_insert ... ok [INFO] [stdout] test max_pq::tests::test_heap_sort ... ok [INFO] [stdout] test deque::tests::filo_left ... ok [INFO] [stdout] test merge_sort::test::merge_sort_is_sorted ... ok [INFO] [stdout] test merge_sort::test::merge_some ... ok [INFO] [stdout] test merge_sort::test::merge_sort_some ... ok [INFO] [stdout] test percolation::tests::open_twice ... ok [INFO] [stdout] test percolation::tests::percolate_3_s ... ok [INFO] [stdout] test percolation::tests::open_once ... ok [INFO] [stdout] test quick_find::tests::test_3 ... ok [INFO] [stdout] test percolation::tests::percolate_3_z ... ok [INFO] [stdout] test quick_find::tests::test_3_c ... ok [INFO] [stdout] test percolation::tests::new_percolation_is_full ... ok [INFO] [stdout] test percolation::tests::percolate_1 ... ok [INFO] [stdout] test quick_sort::tests::partition_some ... ok [INFO] [stdout] test quick_sort::tests::test_quick_select ... ok [INFO] [stdout] test red_black_bst_2::tests::test_insert_1 ... ok [INFO] [stdout] test red_black_bst_2::tests::test_has_right_leaning_red_links ... ok [INFO] [stderr] thread 'quick_sort::tests::quick_sort_some' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.2.0/src/block.rs:194:26: [INFO] [stderr] misaligned pointer dereference: address must be a multiple of 0x8 but is 0x7f2664000dc4 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cf13f43d7c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5 [INFO] [stderr] 1: 0x55cf13f43d7c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55cf13f43d7c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55cf13f43d7c - ::fmt::hed7f999df88cc644 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x55cf13f6d900 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9 [INFO] [stderr] 5: 0x55cf13f6d900 - core::fmt::write::h3a39390d8560d9c9 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17 [INFO] [stderr] 6: 0x55cf13f417bf - std::io::Write::write_fmt::h5fc9997dfe05f882 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15 [INFO] [stderr] 7: 0x55cf13f43b64 - std::sys_common::backtrace::_print::h894006fb5c6f3d45 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 8: 0x55cf13f43b64 - std::sys_common::backtrace::print::h23a2d212c6fff936 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 9: 0x55cf13f45827 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a [INFO] [stderr] 10: 0x55cf13f4558f - std::panicking::default_hook::h6038f2eba384e475 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9 [INFO] [stderr] 11: 0x55cf13eecad7 - as core::ops::function::Fn>::call::h0ad024c9bdc6d768 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9 [INFO] [stderr] 12: 0x55cf13eecad7 - test::test_main::{{closure}}::h7500b54257359db6 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21 [INFO] [stderr] 13: 0x55cf13f45e38 - as core::ops::function::Fn>::call::h1f8f335eaa9cfaee [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9 [INFO] [stderr] 14: 0x55cf13f45e38 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13 [INFO] [stderr] 15: 0x55cf13f45b8e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13 [INFO] [stderr] 16: 0x55cf13f44246 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18 [INFO] [stderr] 17: 0x55cf13f458f2 - rust_begin_unwind [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5 [INFO] [stderr] 18: 0x55cf13e80d38 - core::panicking::panic_nounwind_fmt::h8767c3f35819d636 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:106:14 [INFO] [stderr] 19: 0x55cf13e80faa - core::panicking::panic_misaligned_pointer_dereference::h69d5e81334dc0203 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:203:5 [INFO] [stderr] 20: 0x55cf13e9a56c - as rand_core::RngCore>::next_u64::{{closure}}::hd62a29e697a5fda2 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.2.0/src/block.rs:194:26 [INFO] [stderr] 21: 0x55cf13e99c38 - as rand_core::RngCore>::next_u64::h10aa796d716b20f5 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand_core-0.2.0/src/block.rs:208:13 [INFO] [stderr] 22: 0x55cf13e99c38 - as rand_core::RngCore>::next_u64::h512653925e813663 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.5.0/src/rngs/adapter/reseeding.rs:96:9 [INFO] [stderr] 23: 0x55cf13e99c38 - ::next_u64::h4e3c01c3ae4f96ce [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.5.0/src/rngs/thread.rs:112:18 [INFO] [stderr] 24: 0x55cf13e99c38 - rand::distributions::integer:: for rand::distributions::Standard>::sample::h0001d0df23858663 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.5.0/src/distributions/integer.rs:65:9 [INFO] [stderr] 25: 0x55cf13eb1af4 - rand::Rng::gen::h74b20bc1114dc54d [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.5.0/src/lib.rs:377:9 [INFO] [stderr] 26: 0x55cf13e9f83d - as rand::distributions::uniform::UniformSampler>::sample_single::h190362fa7e6099f6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.5.0/src/distributions/uniform.rs:386:39 [INFO] [stderr] 27: 0x55cf13eb1b50 - rand::Rng::gen_range::he779e48444b43b8c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.5.0/src/lib.rs:410:9 [INFO] [stderr] 28: 0x55cf13ea5508 - algorithms::knuth_shuffle::knuth_shuffle::hac6c2add437e3f20 [INFO] [stderr] at /opt/rustwide/workdir/src/lib/knuth_shuffle.rs:11:28 [INFO] [stderr] 29: 0x55cf13ea5688 - algorithms::quick_sort::quick_sort::h968c0f1ff1e99c6b [INFO] [stderr] at /opt/rustwide/workdir/src/lib/quick_sort.rs:9:5 [INFO] [stderr] 30: 0x55cf13e90cf9 - algorithms::quick_sort::tests::quick_sort_some::da_sort::hfebb7e931a6a5068 [INFO] [stderr] at /opt/rustwide/workdir/src/lib/quick_sort.rs:328:13 [INFO] [stderr] 31: 0x55cf13ea6ce2 - algorithms::is_sorted::sort_some::h4a0b9578f24227d1 [INFO] [stderr] at /opt/rustwide/workdir/src/lib/is_sorted.rs:29:9 [INFO] [stderr] 32: 0x55cf13e90c80 - algorithms::quick_sort::tests::quick_sort_some::h0e86fb7145c3e84b [INFO] [stderr] at /opt/rustwide/workdir/src/lib/quick_sort.rs:330:9 [INFO] [stderr] 33: 0x55cf13e90c47 - algorithms::quick_sort::tests::quick_sort_some::{{closure}}::hee5fcc898d6d0cb9 [INFO] [stderr] at /opt/rustwide/workdir/src/lib/quick_sort.rs:323:25 [INFO] [stderr] 34: 0x55cf13e92d56 - core::ops::function::FnOnce::call_once::hfa0b89a324170d72 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 35: 0x55cf13ef212f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 36: 0x55cf13ef212f - test::__rust_begin_short_backtrace::h7714669af176e207 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18 [INFO] [stderr] 37: 0x55cf13ef1145 - test::run_test_in_process::{{closure}}::h85218797dcbcec12 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60 [INFO] [stderr] 38: 0x55cf13ef1145 - as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stderr] 39: 0x55cf13ef1145 - std::panicking::try::do_call::h3bd5d0f6620ee946 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40 [INFO] [stderr] 40: 0x55cf13ef1145 - std::panicking::try::h232e535e4744fe31 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19 [INFO] [stderr] 41: 0x55cf13ef1145 - std::panic::catch_unwind::h3ce3bd6ca8dbac68 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14 [INFO] [stderr] 42: 0x55cf13ef1145 - test::run_test_in_process::hc97b257c9621286a [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27 [INFO] [stderr] 43: 0x55cf13ef1145 - test::run_test::{{closure}}::h2aa798823a438d38 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43 [INFO] [stderr] 44: 0x55cf13eb9406 - test::run_test::{{closure}}::h87d231c78fb59832 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41 [INFO] [stderr] 45: 0x55cf13eb9406 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18 [INFO] [stderr] 46: 0x55cf13ebe4b7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17 [INFO] [stderr] 47: 0x55cf13ebe4b7 - as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stderr] 48: 0x55cf13ebe4b7 - std::panicking::try::do_call::h9057517f80303cd4 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40 [INFO] [stderr] 49: 0x55cf13ebe4b7 - std::panicking::try::he3a30b11ee45340c [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19 [INFO] [stderr] 50: 0x55cf13ebe4b7 - std::panic::catch_unwind::h410458cfd3528b8b [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14 [INFO] [stderr] 51: 0x55cf13ebe4b7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30 [INFO] [stderr] 52: 0x55cf13ebe4b7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 53: 0x55cf13f4a8d5 - as core::ops::function::FnOnce>::call_once::hc7eafaff61e32df9 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9 [INFO] [stderr] 54: 0x55cf13f4a8d5 - as core::ops::function::FnOnce>::call_once::h6ba4a5de48dd2304 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9 [INFO] [stderr] 55: 0x55cf13f4a8d5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45 [INFO] [stderr] at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stderr] 56: 0x7f269e047ac3 - [INFO] [stderr] 57: 0x7f269e0d8bf4 - __clone [INFO] [stderr] 58: 0x0 - [INFO] [stderr] thread caused non-unwinding panic. aborting. [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/algorithms-152f01ba6bb92af4` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "108bfde3173e5a664ca992bb4ffbca21657af417cf81c31da34e1ade682abcde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "108bfde3173e5a664ca992bb4ffbca21657af417cf81c31da34e1ade682abcde", kill_on_drop: false }` [INFO] [stdout] 108bfde3173e5a664ca992bb4ffbca21657af417cf81c31da34e1ade682abcde [INFO] testing davidpeklak/rust-algorithms against beta-2024-01-09 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidpeklak%2Frust-algorithms" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davidpeklak/rust-algorithms on toolchain beta-2024-01-09 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/davidpeklak/rust-algorithms [INFO] finished tweaking git repo https://github.com/davidpeklak/rust-algorithms [INFO] tweaked toml for git repo https://github.com/davidpeklak/rust-algorithms written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/davidpeklak/rust-algorithms already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5e1b38331fbf92ec3abef0b61b62757c6f38f7f937e37d524e47a2dee6acc4b4 [INFO] running `Command { std: "docker" "start" "-a" "5e1b38331fbf92ec3abef0b61b62757c6f38f7f937e37d524e47a2dee6acc4b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e1b38331fbf92ec3abef0b61b62757c6f38f7f937e37d524e47a2dee6acc4b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e1b38331fbf92ec3abef0b61b62757c6f38f7f937e37d524e47a2dee6acc4b4", kill_on_drop: false }` [INFO] [stdout] 5e1b38331fbf92ec3abef0b61b62757c6f38f7f937e37d524e47a2dee6acc4b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa82317f9eabd124e71a1c43c8b19fb990f9bced8fa0b928847a82f00eb2ebae [INFO] running `Command { std: "docker" "start" "-a" "fa82317f9eabd124e71a1c43c8b19fb990f9bced8fa0b928847a82f00eb2ebae", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling rand_core v0.2.0 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling rand v0.5.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "fa82317f9eabd124e71a1c43c8b19fb990f9bced8fa0b928847a82f00eb2ebae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa82317f9eabd124e71a1c43c8b19fb990f9bced8fa0b928847a82f00eb2ebae", kill_on_drop: false }` [INFO] [stdout] fa82317f9eabd124e71a1c43c8b19fb990f9bced8fa0b928847a82f00eb2ebae