[INFO] cloning repository https://github.com/Esu0/rust-workspace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Esu0/rust-workspace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Frust-workspace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Frust-workspace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06a86d9f13a738a01a2ffd2e665f5d9aae3d3459
[INFO] testing Esu0/rust-workspace/06a86d9f13a738a01a2ffd2e665f5d9aae3d3459 against 1.82.0 for beta-1.83-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEsu0%2Frust-workspace" "/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/Esu0/rust-workspace on toolchain 1.82.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.82.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Esu0/rust-workspace
[INFO] finished tweaking git repo https://github.com/Esu0/rust-workspace
[INFO] tweaked toml for git repo https://github.com/Esu0/rust-workspace written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Esu0/rust-workspace 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" "+1.82.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proconio v0.4.5
[INFO] [stderr]   Downloaded proconio 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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edc7e5ab004336a7b91a35d796556e6da9bfc558068167839d7945f871ac21d6
[INFO] running `Command { std: "docker" "start" "-a" "edc7e5ab004336a7b91a35d796556e6da9bfc558068167839d7945f871ac21d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edc7e5ab004336a7b91a35d796556e6da9bfc558068167839d7945f871ac21d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc7e5ab004336a7b91a35d796556e6da9bfc558068167839d7945f871ac21d6", kill_on_drop: false }`
[INFO] [stdout] edc7e5ab004336a7b91a35d796556e6da9bfc558068167839d7945f871ac21d6
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 532b9972b883506715d587f8a6ee1bc8eb379f78cee80c4873c0b1203b8bfb2a
[INFO] running `Command { std: "docker" "start" "-a" "532b9972b883506715d587f8a6ee1bc8eb379f78cee80c4873c0b1203b8bfb2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling proconio v0.4.5
[INFO] [stderr]    Compiling proconio v0.5.0
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/rustwide/workdir/tree)
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling opt-div v0.1.0 (/opt/rustwide/workdir/opt-div)
[INFO] [stderr]    Compiling borrow-stack-ex v0.1.0 (/opt/rustwide/workdir/borrow-stack-ex)
[INFO] [stderr]    Compiling fake-static v0.1.0 (/opt/rustwide/workdir/fake-static)
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> fake-static/src/main.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn h<'a, 'b, T, U>(x: &'a &'b (), y: &'a T, z: &'b U) -> &'a U {
[INFO] [stdout]   |                    ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> fake-static/src/main.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn h<'a, 'b, T, U>(x: &'a &'b (), y: &'a T, z: &'b U) -> &'a U {
[INFO] [stdout]   |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> fake-static/src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let b = fake_static(&a);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SearchTree` is never constructed
[INFO] [stdout]  --> tree/src/tree.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct SearchTree<T> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> tree/src/tree.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<T> SearchTree<T> {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub const fn new() -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find` and `insert` are never used
[INFO] [stdout]   --> tree/src/tree.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T: Ord> SearchTree<T> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] 19 |     pub fn find<Q>(&self, key: &Q) -> Option<(NodeRef<T>, cmp::Ordering)>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn insert(&mut self, val: T) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root` is never read
[INFO] [stdout]  --> tree/src/tree/link_cut.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct LinkCutTree<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     root: Option<NodeRef<T>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expose` is never used
[INFO] [stdout]   --> tree/src/tree/link_cut.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl<T> LinkCutTree<T> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn expose(&mut self, mut node: NodeRef<T>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dijkstra v0.1.0 (/opt/rustwide/workdir/dijkstra)
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling number-puzzle v0.1.0 (/opt/rustwide/workdir/number-puzzle)
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling sized-chunks v0.6.5
[INFO] [stderr]    Compiling super-mod-pow v0.1.0 (/opt/rustwide/workdir/super-mod-pow)
[INFO] [stderr]    Compiling name-shuffle v0.1.0 (/opt/rustwide/workdir/name-shuffle)
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> super-mod-pow/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eratosthenes` is never used
[INFO] [stdout]  --> super-mod-pow/src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn eratosthenes(n: u64) -> Vec<u64> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_prime` is never used
[INFO] [stdout]   --> super-mod-pow/src/main.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn is_prime(n: u64) -> bool {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling im-test v0.1.0 (/opt/rustwide/workdir/im-test)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "532b9972b883506715d587f8a6ee1bc8eb379f78cee80c4873c0b1203b8bfb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532b9972b883506715d587f8a6ee1bc8eb379f78cee80c4873c0b1203b8bfb2a", kill_on_drop: false }`
[INFO] [stdout] 532b9972b883506715d587f8a6ee1bc8eb379f78cee80c4873c0b1203b8bfb2a
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d5030b8a2bbb328e6e6e69d48db934b761afcd3deef600a55565a0c3cdaa245
[INFO] running `Command { std: "docker" "start" "-a" "8d5030b8a2bbb328e6e6e69d48db934b761afcd3deef600a55565a0c3cdaa245", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling clap_lex v0.7.1
[INFO] [stderr]    Compiling anstyle v1.0.7
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling plotters-backend v0.3.6
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling clap_builder v4.5.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling plotters-svg v0.3.6
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling dijkstra v0.1.0 (/opt/rustwide/workdir/dijkstra)
[INFO] [stdout] warning: struct `SearchTree` is never constructed
[INFO] [stdout]  --> tree/src/tree.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct SearchTree<T> {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> tree/src/tree.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<T> SearchTree<T> {
[INFO] [stdout]    | --------------------- associated function in this implementation
[INFO] [stdout] 12 |     pub const fn new() -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `find` and `insert` are never used
[INFO] [stdout]   --> tree/src/tree.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<T: Ord> SearchTree<T> {
[INFO] [stdout]    | -------------------------- methods in this implementation
[INFO] [stdout] 19 |     pub fn find<Q>(&self, key: &Q) -> Option<(NodeRef<T>, cmp::Ordering)>
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn insert(&mut self, val: T) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root` is never read
[INFO] [stdout]  --> tree/src/tree/link_cut.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct LinkCutTree<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     root: Option<NodeRef<T>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expose` is never used
[INFO] [stdout]   --> tree/src/tree/link_cut.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl<T> LinkCutTree<T> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn expose(&mut self, mut node: NodeRef<T>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling number-puzzle v0.1.0 (/opt/rustwide/workdir/number-puzzle)
[INFO] [stderr]    Compiling tree v0.1.0 (/opt/rustwide/workdir/tree)
[INFO] [stderr]    Compiling fake-static v0.1.0 (/opt/rustwide/workdir/fake-static)
[INFO] [stderr]    Compiling borrow-stack-ex v0.1.0 (/opt/rustwide/workdir/borrow-stack-ex)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> fake-static/src/main.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn h<'a, 'b, T, U>(x: &'a &'b (), y: &'a T, z: &'b U) -> &'a U {
[INFO] [stdout]   |                    ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> fake-static/src/main.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn h<'a, 'b, T, U>(x: &'a &'b (), y: &'a T, z: &'b U) -> &'a U {
[INFO] [stdout]   |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> fake-static/src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let b = fake_static(&a);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plotters v0.3.6
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `root` is never read
[INFO] [stdout]  --> tree/src/tree/link_cut.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct LinkCutTree<T> {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 4 |     root: Option<NodeRef<T>>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `expose` is never used
[INFO] [stdout]   --> tree/src/tree/link_cut.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl<T> LinkCutTree<T> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn expose(&mut self, mut node: NodeRef<T>) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling clap v4.5.7
[INFO] [stderr]    Compiling super-mod-pow v0.1.0 (/opt/rustwide/workdir/super-mod-pow)
[INFO] [stderr]    Compiling name-shuffle v0.1.0 (/opt/rustwide/workdir/name-shuffle)
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> super-mod-pow/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `eratosthenes` is never used
[INFO] [stdout]  --> super-mod-pow/src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn eratosthenes(n: u64) -> Vec<u64> {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_prime` is never used
[INFO] [stdout]   --> super-mod-pow/src/main.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn is_prime(n: u64) -> bool {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling im-test v0.1.0 (/opt/rustwide/workdir/im-test)
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling opt-div v0.1.0 (/opt/rustwide/workdir/opt-div)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.52s
[INFO] running `Command { std: "docker" "inspect" "8d5030b8a2bbb328e6e6e69d48db934b761afcd3deef600a55565a0c3cdaa245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d5030b8a2bbb328e6e6e69d48db934b761afcd3deef600a55565a0c3cdaa245", kill_on_drop: false }`
[INFO] [stdout] 8d5030b8a2bbb328e6e6e69d48db934b761afcd3deef600a55565a0c3cdaa245
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+1.82.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa2da9ab06dbab91692955ea045d12ef2a7949e57e4342ab140bbf8b5734c862
[INFO] running `Command { std: "docker" "start" "-a" "aa2da9ab06dbab91692955ea045d12ef2a7949e57e4342ab140bbf8b5734c862", kill_on_drop: false }`
[INFO] [stderr] warning: struct `SearchTree` is never constructed
[INFO] [stderr]  --> tree/src/tree.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct SearchTree<T> {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> tree/src/tree.rs:12:18
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl<T> SearchTree<T> {
[INFO] [stderr]    | --------------------- associated function in this implementation
[INFO] [stderr] 12 |     pub const fn new() -> Self {
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `find` and `insert` are never used
[INFO] [stderr]   --> tree/src/tree.rs:19:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<T: Ord> SearchTree<T> {
[INFO] [stderr]    | -------------------------- methods in this implementation
[INFO] [stderr] 19 |     pub fn find<Q>(&self, key: &Q) -> Option<(NodeRef<T>, cmp::Ordering)>
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     pub fn insert(&mut self, val: T) -> bool {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `root` is never read
[INFO] [stderr]  --> tree/src/tree/link_cut.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct LinkCutTree<T> {
[INFO] [stderr]   |            ----------- field in this struct
[INFO] [stderr] 4 |     root: Option<NodeRef<T>>,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `expose` is never used
[INFO] [stderr]   --> tree/src/tree/link_cut.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 7  | impl<T> LinkCutTree<T> {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 12 |     pub fn expose(&mut self, mut node: NodeRef<T>) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tree` (lib) generated 5 warnings
[INFO] [stderr] warning: field `root` is never read
[INFO] [stderr]  --> tree/src/tree/link_cut.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct LinkCutTree<T> {
[INFO] [stderr]   |            ----------- field in this struct
[INFO] [stderr] 4 |     root: Option<NodeRef<T>>,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]  --> fake-static/src/main.rs:1:20
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn h<'a, 'b, T, U>(x: &'a &'b (), y: &'a T, z: &'b U) -> &'a U {
[INFO] [stderr]   |                    ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stderr]  --> fake-static/src/main.rs:1:35
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn h<'a, 'b, T, U>(x: &'a &'b (), y: &'a T, z: &'b U) -> &'a U {
[INFO] [stderr]   |                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> fake-static/src/main.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let b = fake_static(&a);
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: `tree` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr] warning: `fake-static` (bin "fake-static" test) generated 3 warnings
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> super-mod-pow/src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `eratosthenes` is never used
[INFO] [stderr]  --> super-mod-pow/src/main.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn eratosthenes(n: u64) -> Vec<u64> {
[INFO] [stderr]   |    ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_prime` is never used
[INFO] [stderr]   --> super-mod-pow/src/main.rs:28:4
[INFO] [stderr]    |
[INFO] [stderr] 28 | fn is_prime(n: u64) -> bool {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `super-mod-pow` (bin "super-mod-pow" test) generated 3 warnings (run `cargo fix --bin "super-mod-pow" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/borrow_stack_ex-58a4cd1d7a7bda32)
[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] [stderr]      Running unittests src/bin/ex1.rs (/opt/rustwide/target/debug/deps/ex1-f86413b47dfc6b79)
[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] [stderr]      Running unittests src/bin/ex2.rs (/opt/rustwide/target/debug/deps/ex2-9c97a970972f18d3)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dijkstra-7b5521f3ac6e255b)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fake_static-1b9f98e0811f82f3)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/im_test-6c856393e62e1464)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/name_shuffle-894e1f978cc57ed2)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/number_puzzle-72de9e11a781f72a)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/opt_div-1df1423af0609490)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/opt_div-89fa50485b97b140)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/super_mod_pow-e30d21798fb1a846)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/super_mod_pow-117a4786e6c6d2b6)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tree-86f445d24f708b5d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tree::node::tests::print_test ... ok
[INFO] [stdout] test tree::tests::insert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tree-acb9151958a6f76f)
[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] [stderr]    Doc-tests opt_div
[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] [stderr]    Doc-tests super_mod_pow
[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] [stderr]    Doc-tests tree
[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" "aa2da9ab06dbab91692955ea045d12ef2a7949e57e4342ab140bbf8b5734c862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2da9ab06dbab91692955ea045d12ef2a7949e57e4342ab140bbf8b5734c862", kill_on_drop: false }`
[INFO] [stdout] aa2da9ab06dbab91692955ea045d12ef2a7949e57e4342ab140bbf8b5734c862