[INFO] fetching crate holyhashmap 0.1.2...
[INFO] testing holyhashmap-0.1.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate holyhashmap 0.1.2 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate holyhashmap 0.1.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holyhashmap 0.1.2
[INFO] finished tweaking crates.io crate holyhashmap 0.1.2
[INFO] tweaked toml for crates.io crate holyhashmap 0.1.2 written to /workspace/builds/worker-65/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b20b463d00ca6c4d6cc2d2ea87bdd5c828e5883b4f3cf793443e828dfa8e1913
[INFO] running `Command { std: "docker" "start" "-a" "b20b463d00ca6c4d6cc2d2ea87bdd5c828e5883b4f3cf793443e828dfa8e1913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b20b463d00ca6c4d6cc2d2ea87bdd5c828e5883b4f3cf793443e828dfa8e1913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20b463d00ca6c4d6cc2d2ea87bdd5c828e5883b4f3cf793443e828dfa8e1913", kill_on_drop: false }`
[INFO] [stdout] b20b463d00ca6c4d6cc2d2ea87bdd5c828e5883b4f3cf793443e828dfa8e1913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d994fb45646233641f9369b3abdee80e444aeb4df33773651edcbadd85b77b5
[INFO] running `Command { std: "docker" "start" "-a" "9d994fb45646233641f9369b3abdee80e444aeb4df33773651edcbadd85b77b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling holyhashmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:676:21
[INFO] [stdout]     |
[INFO] [stdout] 676 |                 let mut candidate = &mut self.buckets[index];
[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: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             format!("invalid mask {:x?}", mask)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the debug_assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 113 |             "invalid mask {:x?}", mask
[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 3.30s
[INFO] running `Command { std: "docker" "inspect" "9d994fb45646233641f9369b3abdee80e444aeb4df33773651edcbadd85b77b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d994fb45646233641f9369b3abdee80e444aeb4df33773651edcbadd85b77b5", kill_on_drop: false }`
[INFO] [stdout] 9d994fb45646233641f9369b3abdee80e444aeb4df33773651edcbadd85b77b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d73356f862e5a8d1737cf5a0a5fef2d2fa4a9c49cf47b2de881e50ae9bbbeb38
[INFO] running `Command { std: "docker" "start" "-a" "d73356f862e5a8d1737cf5a0a5fef2d2fa4a9c49cf47b2de881e50ae9bbbeb38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:676:21
[INFO] [stdout]     |
[INFO] [stdout] 676 |                 let mut candidate = &mut self.buckets[index];
[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: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             format!("invalid mask {:x?}", mask)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the debug_assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 113 |             "invalid mask {:x?}", mask
[INFO] [stdout]     |            --                        --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling holyhashmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:676:21
[INFO] [stdout]     |
[INFO] [stdout] 676 |                 let mut candidate = &mut self.buckets[index];
[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: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             format!("invalid mask {:x?}", mask)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the debug_assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 113 |             "invalid mask {:x?}", mask
[INFO] [stdout]     |            --                        --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.68s
[INFO] running `Command { std: "docker" "inspect" "d73356f862e5a8d1737cf5a0a5fef2d2fa4a9c49cf47b2de881e50ae9bbbeb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73356f862e5a8d1737cf5a0a5fef2d2fa4a9c49cf47b2de881e50ae9bbbeb38", kill_on_drop: false }`
[INFO] [stdout] d73356f862e5a8d1737cf5a0a5fef2d2fa4a9c49cf47b2de881e50ae9bbbeb38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] acfc7c27beba6c3337231f88341cd710d73ad7d6321e0e66014f78cb598988d4
[INFO] running `Command { std: "docker" "start" "-a" "acfc7c27beba6c3337231f88341cd710d73ad7d6321e0e66014f78cb598988d4", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:676:21
[INFO] [stderr]     |
[INFO] [stderr] 676 |                 let mut candidate = &mut self.buckets[index];
[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: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |             format!("invalid mask {:x?}", mask)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the debug_assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 113 |             "invalid mask {:x?}", mask
[INFO] [stderr]     |            --                        --
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:676:21
[INFO] [stderr]     |
[INFO] [stderr] 676 |                 let mut candidate = &mut self.buckets[index];
[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: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:113:13
[INFO] [stderr]     |
[INFO] [stderr] 113 |             format!("invalid mask {:x?}", mask)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the debug_assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 113 |             "invalid mask {:x?}", mask
[INFO] [stderr]     |            --                        --
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/holyhashmap-1a23481293279696)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test test::test_create_capacity_zero ... ok
[INFO] [stdout] test test::test_empty_iter ... ok
[INFO] [stdout] test test::test_entry ... ok
[INFO] [stdout] test test::test_entry_index ... ok
[INFO] [stdout] test test::test_empty_remove ... ok
[INFO] [stdout] test test::test_empty_entry ... ok
[INFO] [stdout] test test::test_clone ... ok
[INFO] [stdout] test test::test_extend_ref ... ok
[INFO] [stdout] test test::test_capacity_not_less_than_len ... ok
[INFO] [stdout] test test::test_find ... ok
[INFO] [stdout] test test::test_drops ... ok
[INFO] [stdout] test test::test_from_iter ... ok
[INFO] [stdout] test test::test_index ... ok
[INFO] [stdout] test test::test_indices ... ok
[INFO] [stdout] test test::test_insert ... ok
[INFO] [stdout] test test::test_into_iter_drops ... ok
[INFO] [stdout] test test::test_iter_len ... ok
[INFO] [stdout] test test::test_index_nonexistent - should panic ... ok
[INFO] [stdout] test test::test_zero_capacities ... ok
[INFO] [stdout] test test::test_remove_index ... ok
[INFO] [stdout] test test::test_occupied_entry_key ... ok
[INFO] [stdout] test test::test_size_hint ... ok
[INFO] [stdout] test test::test_iterate ... ok
[INFO] [stdout] test test::test_vacant_entry_key ... ok
[INFO] [stderr]      Running tests/quickcheck.rs (/opt/rustwide/target/debug/deps/quickcheck-b3ee5f64b60ed3e7)
[INFO] [stdout] test test::test_lots_of_insertions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 37.16s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test contains ... ok
[INFO] [stdout] test contains_not ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests holyhashmap
[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" "acfc7c27beba6c3337231f88341cd710d73ad7d6321e0e66014f78cb598988d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acfc7c27beba6c3337231f88341cd710d73ad7d6321e0e66014f78cb598988d4", kill_on_drop: false }`
[INFO] [stdout] acfc7c27beba6c3337231f88341cd710d73ad7d6321e0e66014f78cb598988d4
