[INFO] fetching crate flexihash 0.1.7...
[INFO] testing flexihash-0.1.7 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate flexihash 0.1.7 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate flexihash 0.1.7 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flexihash 0.1.7
[INFO] finished tweaking crates.io crate flexihash 0.1.7
[INFO] tweaked toml for crates.io crate flexihash 0.1.7 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abfc63913d5a4b32ac798688a4cf1cb4789d763bc6a45178eb329a3c38f60fc8
[INFO] running `Command { std: "docker" "start" "-a" "abfc63913d5a4b32ac798688a4cf1cb4789d763bc6a45178eb329a3c38f60fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abfc63913d5a4b32ac798688a4cf1cb4789d763bc6a45178eb329a3c38f60fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfc63913d5a4b32ac798688a4cf1cb4789d763bc6a45178eb329a3c38f60fc8", kill_on_drop: false }`
[INFO] [stdout] abfc63913d5a4b32ac798688a4cf1cb4789d763bc6a45178eb329a3c38f60fc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18b9464fcadaccb8a64fb0915900eb3aaafb93e4cbbca5dac406a962dcab7d40
[INFO] running `Command { std: "docker" "start" "-a" "18b9464fcadaccb8a64fb0915900eb3aaafb93e4cbbca5dac406a962dcab7d40", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling flexihash v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "18b9464fcadaccb8a64fb0915900eb3aaafb93e4cbbca5dac406a962dcab7d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b9464fcadaccb8a64fb0915900eb3aaafb93e4cbbca5dac406a962dcab7d40", kill_on_drop: false }`
[INFO] [stdout] 18b9464fcadaccb8a64fb0915900eb3aaafb93e4cbbca5dac406a962dcab7d40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b87eaacb87e1205e774af2913f955b01f2bf42b134de9d467eafc4013e79d263
[INFO] running `Command { std: "docker" "start" "-a" "b87eaacb87e1205e774af2913f955b01f2bf42b134de9d467eafc4013e79d263", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling flexihash v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.47s
[INFO] running `Command { std: "docker" "inspect" "b87eaacb87e1205e774af2913f955b01f2bf42b134de9d467eafc4013e79d263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87eaacb87e1205e774af2913f955b01f2bf42b134de9d467eafc4013e79d263", kill_on_drop: false }`
[INFO] [stdout] b87eaacb87e1205e774af2913f955b01f2bf42b134de9d467eafc4013e79d263
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 994256920d2f9ad38ecbf6aaed60c3c986536aad34ae1751ea68ae8decbef9d2
[INFO] running `Command { std: "docker" "start" "-a" "994256920d2f9ad38ecbf6aaed60c3c986536aad34ae1751ea68ae8decbef9d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flexihash-5003ddc13afc7223)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test test_add_remove::get_all_targets_empty ... ok
[INFO] [stdout] test test_add_remove::add_target_and_get_all_targets ... ok
[INFO] [stdout] test test_hashers::test_crc32 ... ok
[INFO] [stdout] test test_hashers::test_md5 ... ok
[INFO] [stdout] test test_add_remove::add_targets_and_get_all_targets ... ok
[INFO] [stdout] test test_lookups::fallback_precedence_when_server_removed ... ok
[INFO] [stdout] test test_add_remove::remove_target ... ok
[INFO] [stdout] test test_formatting::to_string ... ok
[INFO] [stdout] test test_formatting::debug ... ok
[INFO] [stdout] test test_lookups::get_more_targets_than_exist ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_needing_to_loop_to_start ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_with_only_one_target ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_without_getting_any_before_loop_to_start ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_without_needing_to_loop_to_start ... ok
[INFO] [stdout] test test_add_remove::add_target_throws_exception_on_duplicate_target - should panic ... ok
[INFO] [stdout] test test_add_remove::remove_target_fails_on_missing_target - should panic ... ok
[INFO] [stdout] test test_lookups::hash_space_lookups_are_valid_targets ... ok
[INFO] [stdout] test test_lookups::lookup_list_throws_exception_on_zero - should panic ... ok
[INFO] [stdout] test test_lookups::lookup_list_returns_with_short_list_if_all_targets_used ... ok
[INFO] [stdout] test test_lookups::lookup_throws_exception_on_empty - should panic ... ok
[INFO] [stdout] test test_lookups::hash_space_repeatable_lookups ... ok
[INFO] [stdout] test test_lookups::hash_space_consistent_lookups_after_adding_and_removing ... ok
[INFO] [stdout] test test_lookups::hash_space_consistent_lookups_with_new_instance ... ok
[INFO] [stdout] test test_compat::same_results_as_original ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flexihash
[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" "994256920d2f9ad38ecbf6aaed60c3c986536aad34ae1751ea68ae8decbef9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994256920d2f9ad38ecbf6aaed60c3c986536aad34ae1751ea68ae8decbef9d2", kill_on_drop: false }`
[INFO] [stdout] 994256920d2f9ad38ecbf6aaed60c3c986536aad34ae1751ea68ae8decbef9d2