[INFO] cloning repository https://github.com/erkan80898/rust-hashmap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erkan80898/rust-hashmap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferkan80898%2Frust-hashmap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferkan80898%2Frust-hashmap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 475666dc152fb6abce1e2013e9b23c697470d018
[INFO] testing erkan80898/rust-hashmap against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferkan80898%2Frust-hashmap" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erkan80898/rust-hashmap on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erkan80898/rust-hashmap
[INFO] finished tweaking git repo https://github.com/erkan80898/rust-hashmap
[INFO] tweaked toml for git repo https://github.com/erkan80898/rust-hashmap written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/erkan80898/rust-hashmap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abb633b77aea66135f40cf8a81de665f11fb260f0e06e8587a2933d7c2929956
[INFO] running `Command { std: "docker" "start" "-a" "abb633b77aea66135f40cf8a81de665f11fb260f0e06e8587a2933d7c2929956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abb633b77aea66135f40cf8a81de665f11fb260f0e06e8587a2933d7c2929956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb633b77aea66135f40cf8a81de665f11fb260f0e06e8587a2933d7c2929956", kill_on_drop: false }`
[INFO] [stdout] abb633b77aea66135f40cf8a81de665f11fb260f0e06e8587a2933d7c2929956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 579670df081ce1592018e2596569aa422df2e782ad1f181abb75a9e0fde47e79
[INFO] running `Command { std: "docker" "start" "-a" "579670df081ce1592018e2596569aa422df2e782ad1f181abb75a9e0fde47e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hashmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hash_map.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         mem::replace(&mut self.buckets,buckets);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hash_map.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 mem::replace(value,val);
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "579670df081ce1592018e2596569aa422df2e782ad1f181abb75a9e0fde47e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "579670df081ce1592018e2596569aa422df2e782ad1f181abb75a9e0fde47e79", kill_on_drop: false }`
[INFO] [stdout] 579670df081ce1592018e2596569aa422df2e782ad1f181abb75a9e0fde47e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 810d87f75191c5efc9bd327c6cda634f4befbdbb9d681d1b68cb713547d8ac3b
[INFO] running `Command { std: "docker" "start" "-a" "810d87f75191c5efc9bd327c6cda634f4befbdbb9d681d1b68cb713547d8ac3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hashmap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hash_map.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         mem::replace(&mut self.buckets,buckets);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/hash_map.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 mem::replace(value,val);
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "810d87f75191c5efc9bd327c6cda634f4befbdbb9d681d1b68cb713547d8ac3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810d87f75191c5efc9bd327c6cda634f4befbdbb9d681d1b68cb713547d8ac3b", kill_on_drop: false }`
[INFO] [stdout] 810d87f75191c5efc9bd327c6cda634f4befbdbb9d681d1b68cb713547d8ac3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dde54e7008f6fbcb9ebca577c10a8a8f1b2894fea6df1e10c89190176c865271
[INFO] running `Command { std: "docker" "start" "-a" "dde54e7008f6fbcb9ebca577c10a8a8f1b2894fea6df1e10c89190176c865271", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout] running 5 tests
[INFO] [stderr]    --> src/hash_map.rs:136:9
[INFO] [stderr]     |
[INFO] [stderr] 136 |         mem::replace(&mut self.buckets,buckets);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/hash_map.rs:152:17
[INFO] [stderr]     |
[INFO] [stderr] 152 |                 mem::replace(value,val);
[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] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_hashmap-8be15016ce57fe4d)
[INFO] [stdout] test hash_map::tests::test_new ... ok
[INFO] [stdout] test hash_map::tests::test_add ... ok
[INFO] [stdout] test hash_map::tests::test_iter ... ok
[INFO] [stdout] test hash_map::tests::test_remove ... ok
[INFO] [stdout] test hash_map::tests::test_contains ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dde54e7008f6fbcb9ebca577c10a8a8f1b2894fea6df1e10c89190176c865271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde54e7008f6fbcb9ebca577c10a8a8f1b2894fea6df1e10c89190176c865271", kill_on_drop: false }`
[INFO] [stdout] dde54e7008f6fbcb9ebca577c10a8a8f1b2894fea6df1e10c89190176c865271