[INFO] fetching crate flexihash 0.1.7...
[INFO] testing flexihash-0.1.7 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate flexihash 0.1.7 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate flexihash 0.1.7 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f05e238371132c70afe6fb4dfc188c87ebb9a75f2c48f308309c4e3385077b86
[INFO] running `Command { std: "docker" "start" "-a" "f05e238371132c70afe6fb4dfc188c87ebb9a75f2c48f308309c4e3385077b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f05e238371132c70afe6fb4dfc188c87ebb9a75f2c48f308309c4e3385077b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05e238371132c70afe6fb4dfc188c87ebb9a75f2c48f308309c4e3385077b86", kill_on_drop: false }`
[INFO] [stdout] f05e238371132c70afe6fb4dfc188c87ebb9a75f2c48f308309c4e3385077b86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3511f6871717229b8a198392924a9926938c63289050a38c12f589d8fc74c19
[INFO] running `Command { std: "docker" "start" "-a" "e3511f6871717229b8a198392924a9926938c63289050a38c12f589d8fc74c19", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_const v0.2.2
[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 2.74s
[INFO] running `Command { std: "docker" "inspect" "e3511f6871717229b8a198392924a9926938c63289050a38c12f589d8fc74c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3511f6871717229b8a198392924a9926938c63289050a38c12f589d8fc74c19", kill_on_drop: false }`
[INFO] [stdout] e3511f6871717229b8a198392924a9926938c63289050a38c12f589d8fc74c19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] af60761db24094576d469b019587a7d8d746c5cf9ea61bca8f4feef3b265cee8
[INFO] running `Command { std: "docker" "start" "-a" "af60761db24094576d469b019587a7d8d746c5cf9ea61bca8f4feef3b265cee8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling flexihash v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "af60761db24094576d469b019587a7d8d746c5cf9ea61bca8f4feef3b265cee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af60761db24094576d469b019587a7d8d746c5cf9ea61bca8f4feef3b265cee8", kill_on_drop: false }`
[INFO] [stdout] af60761db24094576d469b019587a7d8d746c5cf9ea61bca8f4feef3b265cee8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 849715ed6fb363bd7dbd9f87a6badabd01be1ade8ede84964d6d020fd1a490b5
[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" "849715ed6fb363bd7dbd9f87a6badabd01be1ade8ede84964d6d020fd1a490b5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/flexihash-b3eb1ca54a6dc9ad)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test test_hashers::test_md5 ... ok
[INFO] [stdout] test test_lookups::fallback_precedence_when_server_removed ... ok
[INFO] [stdout] test test_add_remove::add_target_and_get_all_targets ... ok
[INFO] [stdout] test test_add_remove::add_targets_and_get_all_targets ... ok
[INFO] [stdout] test test_lookups::get_more_targets_than_exist ... ok
[INFO] [stdout] test test_add_remove::get_all_targets_empty ... ok
[INFO] [stdout] test test_hashers::test_crc32 ... ok
[INFO] [stdout] test test_add_remove::remove_target ... ok
[INFO] [stdout] test test_formatting::debug ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets ... ok
[INFO] [stdout] test test_formatting::to_string ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_without_needing_to_loop_to_start ... ok
[INFO] [stdout] test test_lookups::lookup_list_returns_with_short_list_if_all_targets_used ... ok
[INFO] [stdout] test test_lookups::get_multiple_targets_needing_to_loop_to_start ... ok
[INFO] [stdout] test test_lookups::hash_space_lookups_are_valid_targets ... ok
[INFO] [stdout] test test_lookups::hash_space_repeatable_lookups ... 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::hash_space_consistent_lookups_after_adding_and_removing ... ok
[INFO] [stdout] test test_add_remove::remove_target_fails_on_missing_target - should panic ... ok
[INFO] [stdout] test test_lookups::hash_space_consistent_lookups_with_new_instance ... ok
[INFO] [stdout] test test_add_remove::add_target_throws_exception_on_duplicate_target - should panic ... ok
[INFO] [stdout] test test_lookups::lookup_list_throws_exception_on_zero - should panic ... ok
[INFO] [stdout] test test_lookups::lookup_throws_exception_on_empty - should panic ... 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 0.09s
[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" "849715ed6fb363bd7dbd9f87a6badabd01be1ade8ede84964d6d020fd1a490b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "849715ed6fb363bd7dbd9f87a6badabd01be1ade8ede84964d6d020fd1a490b5", kill_on_drop: false }`
[INFO] [stdout] 849715ed6fb363bd7dbd9f87a6badabd01be1ade8ede84964d6d020fd1a490b5