[INFO] fetching crate mr-ulid 2.0.0...
[INFO] testing mr-ulid-2.0.0 against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098
[INFO] extracting crate mr-ulid 2.0.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mr-ulid 2.0.0
[INFO] finished tweaking crates.io crate mr-ulid 2.0.0
[INFO] tweaked toml for crates.io crate mr-ulid 2.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mr-ulid 2.0.0 on toolchain 028592fec99e54cc92def5a2a849c673b066dd93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mr-ulid 2.0.0 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" "+028592fec99e54cc92def5a2a849c673b066dd93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ac27abbaffc3848ea66db2da0d553c62a120fd08753790cd8ac68b992e9ecbf
[INFO] running `Command { std: "docker" "start" "-a" "7ac27abbaffc3848ea66db2da0d553c62a120fd08753790cd8ac68b992e9ecbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ac27abbaffc3848ea66db2da0d553c62a120fd08753790cd8ac68b992e9ecbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ac27abbaffc3848ea66db2da0d553c62a120fd08753790cd8ac68b992e9ecbf", kill_on_drop: false }`
[INFO] [stdout] 7ac27abbaffc3848ea66db2da0d553c62a120fd08753790cd8ac68b992e9ecbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b30f724568792ac79a4191e9d53b7a1970bf9d2d91c0f3156a70a0f15583cd63
[INFO] running `Command { std: "docker" "start" "-a" "b30f724568792ac79a4191e9d53b7a1970bf9d2d91c0f3156a70a0f15583cd63", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling mr-ulid v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:181:27
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn canonicalize(ulid: &str) -> Result<Cow<str>, Error> {
[INFO] [stdout]     |                           ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn canonicalize(ulid: &str) -> Result<Cow<'_, str>, Error> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "b30f724568792ac79a4191e9d53b7a1970bf9d2d91c0f3156a70a0f15583cd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30f724568792ac79a4191e9d53b7a1970bf9d2d91c0f3156a70a0f15583cd63", kill_on_drop: false }`
[INFO] [stdout] b30f724568792ac79a4191e9d53b7a1970bf9d2d91c0f3156a70a0f15583cd63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7808b05ed89a64307c19b6205b5b0cdd58983724ec88e586e94e7c4ddb20363a
[INFO] running `Command { std: "docker" "start" "-a" "7808b05ed89a64307c19b6205b5b0cdd58983724ec88e586e94e7c4ddb20363a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:181:27
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn canonicalize(ulid: &str) -> Result<Cow<str>, Error> {
[INFO] [stdout]     |                           ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn canonicalize(ulid: &str) -> Result<Cow<'_, str>, Error> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling mr-ulid v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:181:27
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn canonicalize(ulid: &str) -> Result<Cow<str>, Error> {
[INFO] [stdout]     |                           ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn canonicalize(ulid: &str) -> Result<Cow<'_, str>, Error> {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "7808b05ed89a64307c19b6205b5b0cdd58983724ec88e586e94e7c4ddb20363a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7808b05ed89a64307c19b6205b5b0cdd58983724ec88e586e94e7c4ddb20363a", kill_on_drop: false }`
[INFO] [stdout] 7808b05ed89a64307c19b6205b5b0cdd58983724ec88e586e94e7c4ddb20363a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5fbfd3d6699e0f5be93faa2f53ce07305bbd8e1d2ed297ebc054582a277206c7
[INFO] running `Command { std: "docker" "start" "-a" "5fbfd3d6699e0f5be93faa2f53ce07305bbd8e1d2ed297ebc054582a277206c7", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:181:27
[INFO] [stderr]     |
[INFO] [stderr] 181 | pub fn canonicalize(ulid: &str) -> Result<Cow<str>, Error> {
[INFO] [stderr]     |                           ^^^^            ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 181 | pub fn canonicalize(ulid: &str) -> Result<Cow<'_, str>, Error> {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: `mr-ulid` (lib) generated 1 warning (run `cargo fix --lib -p mr-ulid` to apply 1 suggestion)
[INFO] [stderr] warning: `mr-ulid` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mr_ulid-d84f9a9cedea1acd)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test generator::tests::test_debug ... ok
[INFO] [stdout] test tests::test_canonicalize ... ok
[INFO] [stdout] test tests::test_debug_fmt ... ok
[INFO] [stdout] test generator::tests::test_generator_overflow ... ok
[INFO] [stdout] test tests::test_max ... ok
[INFO] [stdout] test tests::test_monotonicity ... ok
[INFO] [stdout] test tests::test_from_parts ... ok
[INFO] [stdout] test tests::test_send_sync ... ok
[INFO] [stdout] test tests::test_parse ... ok
[INFO] [stdout] test tests::test_string_length ... ok
[INFO] [stdout] test tests::test_try_to_string ... ok
[INFO] [stdout] test tests::test_uniques ... ok
[INFO] [stdout] test tests::test_sizeof ... ok
[INFO] [stdout] test tests::test_validate ... ok
[INFO] [stdout] test util::tests::test_timestamp_to_string ... ok
[INFO] [stdout] test tests::test_timestamp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mr_ulid
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test src/generator.rs - generator::EntropySource (line 17) - compile ... ok
[INFO] [stdout] test src/generator.rs - generator::NO_ENTROPY_SOURCE (line 120) - compile ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::MAX (line 59) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - validate (line 204) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::from_bytes (line 286) ... ok
[INFO] [stdout] test src/lib.rs - (line 64) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::from_parts (line 232) ... ok
[INFO] [stdout] test src/lib.rs - canonicalize (line 173) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::from_non_zero_u128 (line 376) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/generator.rs - generator::STANDARD_ENTROPY_SOURCE (line 96) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::new (line 80) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::randomness (line 127) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::MIN (line 46) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::from_u128 (line 330) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::datetime (line 152) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::timestamp (line 109) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::from_zeroable_ulid (line 191) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid (line 24) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::to_u128 (line 306) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::to_parts (line 209) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::to_bytes (line 262) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::to_zeroable_ulid (line 171) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::try_new (line 402) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::to_non_zero_u128 (line 353) ... ok
[INFO] [stdout] test src/nonzero.rs - nonzero::Ulid::try_datetime (line 426) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid (line 18) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::MIN (line 37) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::from_bytes (line 320) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::MAX (line 50) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::from_parts (line 271) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::datetime (line 187) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::from_u128 (line 359) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::is_zero (line 123) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::timestamp (line 144) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::zeroed (line 64) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::randomness (line 162) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::try_new (line 381) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::to_bytes (line 298) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::to_parts (line 249) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::to_u128 (line 338) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::to_ulid (line 206) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::new (line 95) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::from_ulid (line 231) ... ok
[INFO] [stdout] test src/zeroable.rs - zeroable::ZeroableUlid::try_datetime (line 405) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5fbfd3d6699e0f5be93faa2f53ce07305bbd8e1d2ed297ebc054582a277206c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbfd3d6699e0f5be93faa2f53ce07305bbd8e1d2ed297ebc054582a277206c7", kill_on_drop: false }`
[INFO] [stdout] 5fbfd3d6699e0f5be93faa2f53ce07305bbd8e1d2ed297ebc054582a277206c7