[INFO] cloning repository https://github.com/iolivia/rust-hash-table
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iolivia/rust-hash-table" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiolivia%2Frust-hash-table", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiolivia%2Frust-hash-table'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70bcbf4538c699383f1375ef1c596d33258fe900
[INFO] testing iolivia/rust-hash-table against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiolivia%2Frust-hash-table" "/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/iolivia/rust-hash-table on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iolivia/rust-hash-table
[INFO] finished tweaking git repo https://github.com/iolivia/rust-hash-table
[INFO] tweaked toml for git repo https://github.com/iolivia/rust-hash-table written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/iolivia/rust-hash-table already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df55af3f55c31f05831569983c390fbe0a276726637ef650d6cbb3931abb7598
[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" "df55af3f55c31f05831569983c390fbe0a276726637ef650d6cbb3931abb7598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df55af3f55c31f05831569983c390fbe0a276726637ef650d6cbb3931abb7598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df55af3f55c31f05831569983c390fbe0a276726637ef650d6cbb3931abb7598", kill_on_drop: false }`
[INFO] [stdout] df55af3f55c31f05831569983c390fbe0a276726637ef650d6cbb3931abb7598
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afb8ec980b4439c918c12c43146512fc95da569db6629f7608bbc16188abb922
[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" "afb8ec980b4439c918c12c43146512fc95da569db6629f7608bbc16188abb922", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hash-table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     value: String
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `HashItem` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug, Clone)]
[INFO] [stdout]   |          ^^^^^  ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn new(capacity: usize) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "afb8ec980b4439c918c12c43146512fc95da569db6629f7608bbc16188abb922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb8ec980b4439c918c12c43146512fc95da569db6629f7608bbc16188abb922", kill_on_drop: false }`
[INFO] [stdout] afb8ec980b4439c918c12c43146512fc95da569db6629f7608bbc16188abb922
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edef6ecf893db983e8eae7f3c347c27af20d4788704cc0de56fbf534fe0c1bb5
[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" "edef6ecf893db983e8eae7f3c347c27af20d4788704cc0de56fbf534fe0c1bb5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-hash-table v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `Command { std: "docker" "inspect" "edef6ecf893db983e8eae7f3c347c27af20d4788704cc0de56fbf534fe0c1bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edef6ecf893db983e8eae7f3c347c27af20d4788704cc0de56fbf534fe0c1bb5", kill_on_drop: false }`
[INFO] [stdout] edef6ecf893db983e8eae7f3c347c27af20d4788704cc0de56fbf534fe0c1bb5
[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=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11cc81541a27ced4cac7b38f6d8153485fb21fd29d680e86eb929b967c5ba422
[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" "11cc81541a27ced4cac7b38f6d8153485fb21fd29d680e86eb929b967c5ba422", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_hash_table-477b3b8140592ee7)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tests::get_not_found ... ok
[INFO] [stdout] test tests::get_when_empty ... ok
[INFO] [stdout] test tests::insert_at_a_lot_more_capacity ... ok
[INFO] [stdout] test tests::insert_decrements_size ... ok
[INFO] [stdout] test tests::insert_empty ... ok
[INFO] [stdout] test tests::insert_at_capacity ... ok
[INFO] [stdout] test tests::insert_key_with_symbols ... ok
[INFO] [stdout] test tests::insert_multiple ... ok
[INFO] [stdout] test tests::remove_first_key_at_capacity_then_insert_it_again ... ok
[INFO] [stdout] test tests::insert_same_key_fails ... ok
[INFO] [stdout] test tests::size_after_multiple_inserts ... ok
[INFO] [stdout] test tests::insert_remove_get ... ok
[INFO] [stdout] test tests::size_at_capacity ... ok
[INFO] [stdout] test tests::size_after_one_insert_and_one_remove ... ok
[INFO] [stdout] test tests::size_when_empty ... ok
[INFO] [stdout] test tests::size_over_capacity ... ok
[INFO] [stdout] test tests::remove_first_key_at_capacity ... ok
[INFO] [stdout] test tests::insert_spaces ... ok
[INFO] [stdout] test tests::size_after_one_insert ... ok
[INFO] [stdout] test tests::remove_last_key_at_capacity ... ok
[INFO] [stdout] test tests::insert_get ... ok
[INFO] [stdout] test tests::insert_at_double_capacity ... ok
[INFO] [stdout] test tests::remove_when_empty ... ok
[INFO] [stdout] test tests::insert_get_different_key_reference ... ok
[INFO] [stdout] test tests::remove_with_collisions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "11cc81541a27ced4cac7b38f6d8153485fb21fd29d680e86eb929b967c5ba422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11cc81541a27ced4cac7b38f6d8153485fb21fd29d680e86eb929b967c5ba422", kill_on_drop: false }`
[INFO] [stdout] 11cc81541a27ced4cac7b38f6d8153485fb21fd29d680e86eb929b967c5ba422