[INFO] crate cuid 1.0.0 is already in cache
[INFO] testing cuid-1.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate cuid 1.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cuid 1.0.0 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 cuid 1.0.0
[INFO] finished tweaking crates.io crate cuid 1.0.0
[INFO] tweaked toml for crates.io crate cuid 1.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate cuid 1.0.0 already has a lockfile, it will not be regenerated
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a1d8f7785cc57ee03189c51b9b1499bcbee7c6fde70b42895db9c528d0857e70
[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" "a1d8f7785cc57ee03189c51b9b1499bcbee7c6fde70b42895db9c528d0857e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1d8f7785cc57ee03189c51b9b1499bcbee7c6fde70b42895db9c528d0857e70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d8f7785cc57ee03189c51b9b1499bcbee7c6fde70b42895db9c528d0857e70", kill_on_drop: false }`
[INFO] [stdout] a1d8f7785cc57ee03189c51b9b1499bcbee7c6fde70b42895db9c528d0857e70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 178fa7bb448eee6e4e200d27648b430f9dbd63dc5fea59a3d77e049f52ba3be5
[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" "178fa7bb448eee6e4e200d27648b430f9dbd63dc5fea59a3d77e049f52ba3be5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling hostname v0.3.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cuid v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.73s
[INFO] running `Command { std: "docker" "inspect" "178fa7bb448eee6e4e200d27648b430f9dbd63dc5fea59a3d77e049f52ba3be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178fa7bb448eee6e4e200d27648b430f9dbd63dc5fea59a3d77e049f52ba3be5", kill_on_drop: false }`
[INFO] [stdout] 178fa7bb448eee6e4e200d27648b430f9dbd63dc5fea59a3d77e049f52ba3be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 14ba252bf9fb6a25f22e7a4caa20b9d270d692e5b158f0868eca28c6b80a6858
[INFO] running `Command { std: "docker" "start" "-a" "14ba252bf9fb6a25f22e7a4caa20b9d270d692e5b158f0868eca28c6b80a6858", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling serde_json v1.0.37
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.1
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling cuid v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "14ba252bf9fb6a25f22e7a4caa20b9d270d692e5b158f0868eca28c6b80a6858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ba252bf9fb6a25f22e7a4caa20b9d270d692e5b158f0868eca28c6b80a6858", kill_on_drop: false }`
[INFO] [stdout] 14ba252bf9fb6a25f22e7a4caa20b9d270d692e5b158f0868eca28c6b80a6858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 77c44b8345b5603f2b7d0cfe143badce0c2aa189fe48702edfb65b8479a61178
[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" "77c44b8345b5603f2b7d0cfe143badce0c2aa189fe48702edfb65b8479a61178", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stdout] running 27 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cuid-dd4ccfc4d24018db
[INFO] [stdout] test counter::tests::counter_increasing_basic ... ok
[INFO] [stdout] test fingerprint::fingerprint_tests::test_convert_hostname_3 ... ok
[INFO] [stdout] test tests::correct_discrete_values ... ok
[INFO] [stdout] test fingerprint::fingerprint_tests::test_convert_hostname_4 ... ok
[INFO] [stdout] test tests::cuid_is_cuid ... ok
[INFO] [stdout] test random::test_randoms::random_block_len ... ok
[INFO] [stdout] test text::pad_tests::single_char_pad ... ok
[INFO] [stdout] test text::radix_str_tests::digits_in_base_4 ... ok
[INFO] [stdout] test tests::slug_max_len ... ok
[INFO] [stdout] test text::radix_str_tests::digits_in_base_7 ... ok
[INFO] [stdout] test tests::slug_min_len ... ok
[INFO] [stdout] test fingerprint::fingerprint_tests::test_convert_hostname_2 ... ok
[INFO] [stdout] test text::pad_tests::does_not_pad_str_of_size ... ok
[INFO] [stdout] test text::pad_tests::multichar_pad ... ok
[INFO] [stdout] test text::pad_tests::smaller_pad ... ok
[INFO] [stdout] test random::test_randoms::multiple_blocks_not_equal ... ok
[INFO] [stdout] test fingerprint::fingerprint_tests::test_convert_hostname_1 ... ok
[INFO] [stdout] test text::radix_str_tests::hex_number_below_radix ... ok
[INFO] [stdout] test text::radix_str_tests::hex_number_below_radix_letter ... ok
[INFO] [stdout] test text::radix_str_tests::large_base_36 ... ok
[INFO] [stdout] test counter::tests::counter_increasing_rollover ... ok
[INFO] [stdout] test tests::slug_is_slug ... ok
[INFO] [stdout] test fingerprint::fingerprint_tests::test_pid_length ... ok
[INFO] [stdout] test text::pad_tests::pad_0s ... ok
[INFO] [stdout] test fingerprint::fingerprint_tests::fingerprint_len ... ok
[INFO] [stdout] test text::radix_str_tests::number_above_radix ... ok
[INFO] [stdout] test text::radix_str_tests::number_well_above_radix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cuid-eaf0c561e8375976
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/collisions-9f7a6c480891ea50
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test check_slug_collisions ... ok
[INFO] [stdout] test check_cuid_collisions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cuid
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - slug (line 58) ... ok
[INFO] [stdout] test src/lib.rs - is_slug (line 94) ... ok
[INFO] [stdout] test src/lib.rs - is_cuid (line 81) ... ok
[INFO] [stdout] test src/lib.rs - cuid (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "77c44b8345b5603f2b7d0cfe143badce0c2aa189fe48702edfb65b8479a61178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c44b8345b5603f2b7d0cfe143badce0c2aa189fe48702edfb65b8479a61178", kill_on_drop: false }`
[INFO] [stdout] 77c44b8345b5603f2b7d0cfe143badce0c2aa189fe48702edfb65b8479a61178