[INFO] fetching crate scru128 4.2.0...
[INFO] testing scru128-4.2.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate scru128 4.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate scru128 4.2.0
[INFO] finished tweaking crates.io crate scru128 4.2.0
[INFO] tweaked toml for crates.io crate scru128 4.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scru128 4.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scru128 4.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9
[INFO] running `Command { std: "docker" "start" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling fstr v0.2.20
[INFO] [stderr]    Compiling forkguard v0.1.3
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rand v0.10.1
[INFO] [stderr]    Compiling reseeding_rng v0.10.6
[INFO] [stderr]    Compiling scru128 v4.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rand v0.10.1
[INFO] [stderr]    Compiling reseeding_rng v0.10.6
[INFO] [stderr]    Compiling scru128 v4.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/scru128/d515303e06bdccda/out/scru128-d515303e06bdccda)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test generator::tests::reads_timestamp_from_time_source ... ok
[INFO] [stdout] test id::tests::returns_error_if_an_invalid_string_representation_is_supplied ... ok
[INFO] [stdout] test id::tests::supports_comparison_operators ... ok
[INFO] [stdout] test id::tests::encodes_and_decodes_prepared_cases_correctly ... ok
[INFO] [stdout] test id::tests::has_symmetric_converters_from_to_various_values ... ok
[INFO] [stdout] test tests::encodes_up_to_date_timestamp ... ok
[INFO] [stdout] test global_gen::tests::generates_no_ids_sharing_same_timestamp_and_counters_under_multithreading ... ok
[INFO] [stdout] test tests::generates_sortable_string_representation_by_creation_time ... ok
[INFO] [stdout] test tests::generates_100k_identifiers_without_collision ... ok
[INFO] [stdout] test generator::tests::handle_clock_rollback ... ok
[INFO] [stdout] test tests::encodes_unique_sortable_tuple_of_timestamp_and_counters ... ok
[INFO] [stdout] test tests::generates_25_digit_canonical_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.55s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scru128
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/generator.rs - generator::Generator (line 35) ... ok
[INFO] [stdout] test src/global_gen.rs - global_gen::new_string (line 35) ... ok
[INFO] [stdout] test src/id.rs - id::Id::try_from_str (line 122) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator<R,T>::iter (line 170) ... ok
[INFO] [stdout] test src/generator.rs - generator::Generator<R,T>::generate_or_abort (line 150) ... ok
[INFO] [stdout] test src/id.rs - id::Id (line 37) ... ok
[INFO] [stdout] test src/id.rs - id::Id::fmt (line 235) ... ok
[INFO] [stdout] test src/id.rs - id::Id::encode (line 157) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.47s; merged doctests compilation took 0.45s
[INFO] running `Command { std: "docker" "inspect" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9", kill_on_drop: false }`
[INFO] [stdout] f66fdbb4f72057a73882517288b3e01db72ddbed42b46e0fa34a000a5971d5e9
