[INFO] fetching crate hibitgraph 0.1.0... [INFO] testing hibitgraph-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate hibitgraph 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate hibitgraph 0.1.0 [INFO] finished tweaking crates.io crate hibitgraph 0.1.0 [INFO] tweaked toml for crates.io crate hibitgraph 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate hibitgraph 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 67 packages to latest compatible versions [INFO] [stderr] Adding bit-set v0.4.0 (available: v0.8.0) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4847f49ba7aa27232179d7bf4abc2b69ca5252f6539d83b8b167686a1f8a76f1 [INFO] running `Command { std: "docker" "start" "-a" "4847f49ba7aa27232179d7bf4abc2b69ca5252f6539d83b8b167686a1f8a76f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4847f49ba7aa27232179d7bf4abc2b69ca5252f6539d83b8b167686a1f8a76f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4847f49ba7aa27232179d7bf4abc2b69ca5252f6539d83b8b167686a1f8a76f1", kill_on_drop: false }` [INFO] [stdout] 4847f49ba7aa27232179d7bf4abc2b69ca5252f6539d83b8b167686a1f8a76f1 [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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f9e78a19de4d24a9409f75bf4ff5f5bc5305aa1418b7a59c0d44efd9dd5e156 [INFO] running `Command { std: "docker" "start" "-a" "9f9e78a19de4d24a9409f75bf4ff5f5bc5305aa1418b7a59c0d44efd9dd5e156", kill_on_drop: false }` [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling hibitset v0.6.4 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling hibitgraph v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/lib.rs:246:21 [INFO] [stdout] | [INFO] [stdout] 246 | let mut r = None; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:222:16 [INFO] [stdout] | [INFO] [stdout] 222 | pub fn dfs(&self, v: u32) -> DfsIterator { [INFO] [stdout] | ^^^^^ ----------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 222 | pub fn dfs(&self, v: u32) -> DfsIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "9f9e78a19de4d24a9409f75bf4ff5f5bc5305aa1418b7a59c0d44efd9dd5e156", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f9e78a19de4d24a9409f75bf4ff5f5bc5305aa1418b7a59c0d44efd9dd5e156", kill_on_drop: false }` [INFO] [stdout] 9f9e78a19de4d24a9409f75bf4ff5f5bc5305aa1418b7a59c0d44efd9dd5e156 [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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c322f55149cc3b75bb9a505c3530062d29d83d5afb7f7752d51eb84f195ae75 [INFO] running `Command { std: "docker" "start" "-a" "4c322f55149cc3b75bb9a505c3530062d29d83d5afb7f7752d51eb84f195ae75", kill_on_drop: false }` [INFO] [stderr] Compiling csv-core v0.1.12 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/lib.rs:246:21 [INFO] [stdout] | [INFO] [stdout] 246 | let mut r = None; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:222:16 [INFO] [stdout] | [INFO] [stdout] 222 | pub fn dfs(&self, v: u32) -> DfsIterator { [INFO] [stdout] | ^^^^^ ----------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 222 | pub fn dfs(&self, v: u32) -> DfsIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling csv v1.3.1 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling hibitgraph v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `DfsIterator` [INFO] [stdout] --> src/lib.rs:268:27 [INFO] [stdout] | [INFO] [stdout] 268 | use super::{BitGraph, DfsIterator}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/lib.rs:246:21 [INFO] [stdout] | [INFO] [stdout] 246 | let mut r = None; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:274:13 [INFO] [stdout] | [INFO] [stdout] 274 | let mut c = BitGraph::with_capacity(capacity as u32); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:287:13 [INFO] [stdout] | [INFO] [stdout] 287 | for i in 0..capacity { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:283:13 [INFO] [stdout] | [INFO] [stdout] 283 | let mut c = BitGraph::complete(capacity as u32); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:222:16 [INFO] [stdout] | [INFO] [stdout] 222 | pub fn dfs(&self, v: u32) -> DfsIterator { [INFO] [stdout] | ^^^^^ ----------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 222 | pub fn dfs(&self, v: u32) -> DfsIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 10.32s [INFO] running `Command { std: "docker" "inspect" "4c322f55149cc3b75bb9a505c3530062d29d83d5afb7f7752d51eb84f195ae75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c322f55149cc3b75bb9a505c3530062d29d83d5afb7f7752d51eb84f195ae75", kill_on_drop: false }` [INFO] [stdout] 4c322f55149cc3b75bb9a505c3530062d29d83d5afb7f7752d51eb84f195ae75 [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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d67335ad65db056d970009152f241cee0ce91a1297e81eee0476fea0b748adc9 [INFO] running `Command { std: "docker" "start" "-a" "d67335ad65db056d970009152f241cee0ce91a1297e81eee0476fea0b748adc9", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `r` is never read [INFO] [stderr] --> src/lib.rs:246:21 [INFO] [stderr] | [INFO] [stderr] 246 | let mut r = None; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:222:16 [INFO] [stderr] | [INFO] [stderr] 222 | pub fn dfs(&self, v: u32) -> DfsIterator { [INFO] [stderr] | ^^^^^ ----------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 222 | pub fn dfs(&self, v: u32) -> DfsIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `hibitgraph` (lib) generated 2 warnings (run `cargo fix --lib -p hibitgraph` to apply 1 suggestion) [INFO] [stderr] warning: unused import: `DfsIterator` [INFO] [stderr] --> src/lib.rs:268:27 [INFO] [stderr] | [INFO] [stderr] 268 | use super::{BitGraph, DfsIterator}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:274:13 [INFO] [stderr] | [INFO] [stderr] 274 | let mut c = BitGraph::with_capacity(capacity as u32); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lib.rs:287:13 [INFO] [stderr] | [INFO] [stderr] 287 | for i in 0..capacity { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:283:13 [INFO] [stderr] | [INFO] [stderr] 283 | let mut c = BitGraph::complete(capacity as u32); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `hibitgraph` (lib test) generated 6 warnings (2 duplicates) (run `cargo fix --lib -p hibitgraph --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hibitgraph-48368049ab231abf) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::complete ... ok [INFO] [stdout] test tests::contract_edge ... ok [INFO] [stdout] test tests::dfs ... ok [INFO] [stdout] test tests::remove_edge ... ok [INFO] [stdout] test tests::add_edge ... ok [INFO] [stdout] test tests::with_capacity ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests hibitgraph [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" "d67335ad65db056d970009152f241cee0ce91a1297e81eee0476fea0b748adc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d67335ad65db056d970009152f241cee0ce91a1297e81eee0476fea0b748adc9", kill_on_drop: false }` [INFO] [stdout] d67335ad65db056d970009152f241cee0ce91a1297e81eee0476fea0b748adc9