[INFO] fetching crate hibitgraph 0.1.0... [INFO] testing hibitgraph-0.1.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] extracting crate hibitgraph 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate hibitgraph 0.1.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bit-vec v0.4.4 [INFO] [stderr] Downloaded hibitset v0.6.3 [INFO] [stderr] Downloaded bit-set v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9409f6e5b36eba2737d43c067d5e65c8814217cef0b4582e2e2f69b6339c7b2b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9409f6e5b36eba2737d43c067d5e65c8814217cef0b4582e2e2f69b6339c7b2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9409f6e5b36eba2737d43c067d5e65c8814217cef0b4582e2e2f69b6339c7b2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9409f6e5b36eba2737d43c067d5e65c8814217cef0b4582e2e2f69b6339c7b2b", kill_on_drop: false }` [INFO] [stdout] 9409f6e5b36eba2737d43c067d5e65c8814217cef0b4582e2e2f69b6339c7b2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03942d4cb9794caae4baef6d379b5d61dac0b199abbbead92bb761c5ea173cea [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "03942d4cb9794caae4baef6d379b5d61dac0b199abbbead92bb761c5ea173cea", kill_on_drop: false }` [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling hibitset v0.6.3 [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:246:17 [INFO] [stdout] | [INFO] [stdout] 246 | let mut r = None; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.50s [INFO] running `Command { std: "docker" "inspect" "03942d4cb9794caae4baef6d379b5d61dac0b199abbbead92bb761c5ea173cea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03942d4cb9794caae4baef6d379b5d61dac0b199abbbead92bb761c5ea173cea", kill_on_drop: false }` [INFO] [stdout] 03942d4cb9794caae4baef6d379b5d61dac0b199abbbead92bb761c5ea173cea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ff4f50152f5597402d74b0bc5574144cb54bebda745ea4d600244bea1a05cc33 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "ff4f50152f5597402d74b0bc5574144cb54bebda745ea4d600244bea1a05cc33", kill_on_drop: false }` [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/lib.rs:246:17 [INFO] [stdout] | [INFO] [stdout] 246 | let mut r = None; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [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:246:17 [INFO] [stdout] | [INFO] [stdout] 246 | let mut r = None; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [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: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: 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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "ff4f50152f5597402d74b0bc5574144cb54bebda745ea4d600244bea1a05cc33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff4f50152f5597402d74b0bc5574144cb54bebda745ea4d600244bea1a05cc33", kill_on_drop: false }` [INFO] [stdout] ff4f50152f5597402d74b0bc5574144cb54bebda745ea4d600244bea1a05cc33 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 11f350a482082ec9b874693f1dc1f393f00a0620d215403f457b01d4d0eca8cf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "11f350a482082ec9b874693f1dc1f393f00a0620d215403f457b01d4d0eca8cf", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `r` is never read [INFO] [stderr] --> src/lib.rs:246:17 [INFO] [stderr] | [INFO] [stderr] 246 | let mut r = None; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [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: value assigned to `r` is never read [INFO] [stderr] --> src/lib.rs:246:17 [INFO] [stderr] | [INFO] [stderr] 246 | let mut r = None; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [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: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: 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: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hibitgraph-acbebd7d68930000 [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::add_edge ... ok [INFO] [stdout] test tests::remove_edge ... ok [INFO] [stdout] test tests::dfs ... ok [INFO] [stdout] test tests::with_capacity ... ok [INFO] [stdout] test tests::contract_edge ... ok [INFO] [stderr] Doc-tests hibitgraph [INFO] [stdout] test tests::complete ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "11f350a482082ec9b874693f1dc1f393f00a0620d215403f457b01d4d0eca8cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11f350a482082ec9b874693f1dc1f393f00a0620d215403f457b01d4d0eca8cf", kill_on_drop: false }` [INFO] [stdout] 11f350a482082ec9b874693f1dc1f393f00a0620d215403f457b01d4d0eca8cf