[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#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferkan80898%2Frust-hashmap" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erkan80898/rust-hashmap on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-15/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73a1728229f8b0b847d8cbc88c8c3da162118b683ea617767cfe7ea627637a4c
[INFO] running `Command { std: "docker" "start" "-a" "73a1728229f8b0b847d8cbc88c8c3da162118b683ea617767cfe7ea627637a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73a1728229f8b0b847d8cbc88c8c3da162118b683ea617767cfe7ea627637a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a1728229f8b0b847d8cbc88c8c3da162118b683ea617767cfe7ea627637a4c", kill_on_drop: false }`
[INFO] [stdout] 73a1728229f8b0b847d8cbc88c8c3da162118b683ea617767cfe7ea627637a4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5054975eb3d7bdba3c09c81b4f850eb11b73972056a40131d73d4b6a08c6311
[INFO] running `Command { std: "docker" "start" "-a" "d5054975eb3d7bdba3c09c81b4f850eb11b73972056a40131d73d4b6a08c6311", 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 0.80s
[INFO] running `Command { std: "docker" "inspect" "d5054975eb3d7bdba3c09c81b4f850eb11b73972056a40131d73d4b6a08c6311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5054975eb3d7bdba3c09c81b4f850eb11b73972056a40131d73d4b6a08c6311", kill_on_drop: false }`
[INFO] [stdout] d5054975eb3d7bdba3c09c81b4f850eb11b73972056a40131d73d4b6a08c6311
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 443f4955cf4af61a9be567818329dc774aacba42a32adb01610f28b24f10d296
[INFO] running `Command { std: "docker" "start" "-a" "443f4955cf4af61a9be567818329dc774aacba42a32adb01610f28b24f10d296", 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 1.07s
[INFO] running `Command { std: "docker" "inspect" "443f4955cf4af61a9be567818329dc774aacba42a32adb01610f28b24f10d296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443f4955cf4af61a9be567818329dc774aacba42a32adb01610f28b24f10d296", kill_on_drop: false }`
[INFO] [stdout] 443f4955cf4af61a9be567818329dc774aacba42a32adb01610f28b24f10d296
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6241c8129395cad65060ea1fdd98be4ae43a47290d8b344db0dded30ad97567c
[INFO] running `Command { std: "docker" "start" "-a" "6241c8129395cad65060ea1fdd98be4ae43a47290d8b344db0dded30ad97567c", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[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-e6faef0fda9a3cbb)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[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_remove ... ok
[INFO] [stdout] test hash_map::tests::test_contains ... ok
[INFO] [stdout] test hash_map::tests::test_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6241c8129395cad65060ea1fdd98be4ae43a47290d8b344db0dded30ad97567c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6241c8129395cad65060ea1fdd98be4ae43a47290d8b344db0dded30ad97567c", kill_on_drop: false }`
[INFO] [stdout] 6241c8129395cad65060ea1fdd98be4ae43a47290d8b344db0dded30ad97567c