[INFO] crate flexihash 0.1.7 is already in cache
[INFO] testing flexihash-0.1.7 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate flexihash 0.1.7 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate flexihash 0.1.7 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2674982c55d50d56bd70c141807c574cd32ae46990a6509f3718b9b76ad5a6e3
[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" "2674982c55d50d56bd70c141807c574cd32ae46990a6509f3718b9b76ad5a6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2674982c55d50d56bd70c141807c574cd32ae46990a6509f3718b9b76ad5a6e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2674982c55d50d56bd70c141807c574cd32ae46990a6509f3718b9b76ad5a6e3", kill_on_drop: false }`
[INFO] [stdout] 2674982c55d50d56bd70c141807c574cd32ae46990a6509f3718b9b76ad5a6e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67689e12f5187198445dbe74313a6bf6c26eb2687a94402717e5ac4f63a48071
[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" "67689e12f5187198445dbe74313a6bf6c26eb2687a94402717e5ac4f63a48071", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_const v0.2.1
[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 2.73s
[INFO] running `Command { std: "docker" "inspect" "67689e12f5187198445dbe74313a6bf6c26eb2687a94402717e5ac4f63a48071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67689e12f5187198445dbe74313a6bf6c26eb2687a94402717e5ac4f63a48071", kill_on_drop: false }`
[INFO] [stdout] 67689e12f5187198445dbe74313a6bf6c26eb2687a94402717e5ac4f63a48071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e11e68532af7415e8ec906a4924bf865353be76fbdf6ea51bce967608385c0dd
[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" "e11e68532af7415e8ec906a4924bf865353be76fbdf6ea51bce967608385c0dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling flexihash v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 54.65s
[INFO] running `Command { std: "docker" "inspect" "e11e68532af7415e8ec906a4924bf865353be76fbdf6ea51bce967608385c0dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11e68532af7415e8ec906a4924bf865353be76fbdf6ea51bce967608385c0dd", kill_on_drop: false }`
[INFO] [stdout] e11e68532af7415e8ec906a4924bf865353be76fbdf6ea51bce967608385c0dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8876ccaf7ef85dfe2195f46d481a6ad735cd194b7afb5558e966dbc6b9dfcb68
[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" "8876ccaf7ef85dfe2195f46d481a6ad735cd194b7afb5558e966dbc6b9dfcb68", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flexihash-dc47806a162a0ebe
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test test_lookups::get_multiple_targets_with_only_one_target ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_needing_to_loop_to_start ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_without_needing_to_loop_to_start ... ok
[INFO] [stdout] test test_hashers::test_md5 ... ok
[INFO] [stdout] test test_hashers::test_crc32 ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_without_getting_any_before_loop_to_start ... ok
[INFO] [stdout] test test_add_remove::get_all_targets_empty ... ok
[INFO] [stdout] test test_lookups::fallback_precedence_when_server_removed ... ok
[INFO] [stdout] test test_lookups::get_more_targets_than_exist ... ok
[INFO] [stdout] test test_add_remove::add_targets_and_get_all_targets ... ok
[INFO] [stdout] test test_add_remove::remove_target ... ok
[INFO] [stdout] test test_lookups::lookup_list_returns_with_short_list_if_all_targets_used ... ok
[INFO] [stdout] test test_add_remove::add_target_and_get_all_targets ... ok
[INFO] [stdout] test test_lookups::hash_space_lookups_are_valid_targets ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets ... ok
[INFO] [stdout] test test_lookups::hash_space_consistent_lookups_after_adding_and_removing ... ok
[INFO] [stdout] test test_formatting::debug ... ok
[INFO] [stdout] test test_formatting::to_string ... ok
[INFO] [stdout] test test_lookups::hash_space_repeatable_lookups ... 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] test test_add_remove::add_target_throws_exception_on_duplicate_target ... ok
[INFO] [stderr]    Doc-tests flexihash
[INFO] [stdout] test test_add_remove::remove_target_fails_on_missing_target ... ok
[INFO] [stdout] test test_lookups::lookup_list_throws_exception_on_zero ... ok
[INFO] [stdout] test test_lookups::lookup_throws_exception_on_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8876ccaf7ef85dfe2195f46d481a6ad735cd194b7afb5558e966dbc6b9dfcb68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8876ccaf7ef85dfe2195f46d481a6ad735cd194b7afb5558e966dbc6b9dfcb68", kill_on_drop: false }`
[INFO] [stdout] 8876ccaf7ef85dfe2195f46d481a6ad735cd194b7afb5558e966dbc6b9dfcb68