[INFO] fetching crate semver_rs 0.2.0...
[INFO] testing semver_rs-0.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate semver_rs 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate semver_rs 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate semver_rs 0.2.0
[INFO] finished tweaking crates.io crate semver_rs 0.2.0
[INFO] tweaked toml for crates.io crate semver_rs 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02c7fbb3a25e29741b0e2ba90b8bc3aa59cc4fe634932dd4335663637b4f36a9
[INFO] running `Command { std: "docker" "start" "-a" "02c7fbb3a25e29741b0e2ba90b8bc3aa59cc4fe634932dd4335663637b4f36a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c7fbb3a25e29741b0e2ba90b8bc3aa59cc4fe634932dd4335663637b4f36a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c7fbb3a25e29741b0e2ba90b8bc3aa59cc4fe634932dd4335663637b4f36a9", kill_on_drop: false }`
[INFO] [stdout] 02c7fbb3a25e29741b0e2ba90b8bc3aa59cc4fe634932dd4335663637b4f36a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 342abaa1336333f72ea70d929a23a8c956d9cc73df40e7fd04fff9ee68a4ab5b
[INFO] running `Command { std: "docker" "start" "-a" "342abaa1336333f72ea70d929a23a8c956d9cc73df40e7fd04fff9ee68a4ab5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling semver_rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.68s
[INFO] running `Command { std: "docker" "inspect" "342abaa1336333f72ea70d929a23a8c956d9cc73df40e7fd04fff9ee68a4ab5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "342abaa1336333f72ea70d929a23a8c956d9cc73df40e7fd04fff9ee68a4ab5b", kill_on_drop: false }`
[INFO] [stdout] 342abaa1336333f72ea70d929a23a8c956d9cc73df40e7fd04fff9ee68a4ab5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4021c8a9cc2e4839afd741b2e0362feafd82b349fe8dc294425363f680dbf9a6
[INFO] running `Command { std: "docker" "start" "-a" "4021c8a9cc2e4839afd741b2e0362feafd82b349fe8dc294425363f680dbf9a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling serde_derive v1.0.194
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling semver_rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.46s
[INFO] running `Command { std: "docker" "inspect" "4021c8a9cc2e4839afd741b2e0362feafd82b349fe8dc294425363f680dbf9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4021c8a9cc2e4839afd741b2e0362feafd82b349fe8dc294425363f680dbf9a6", kill_on_drop: false }`
[INFO] [stdout] 4021c8a9cc2e4839afd741b2e0362feafd82b349fe8dc294425363f680dbf9a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 765a30f8c758b208e7f96e91f44f6db3f4546b144c48115bfb93e97777269a5b
[INFO] running `Command { std: "docker" "start" "-a" "765a30f8c758b208e7f96e91f44f6db3f4546b144c48115bfb93e97777269a5b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/semver_rs-7ea07f01b0bf5417)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test comparator::tests::replace_tildes ... ok
[INFO] [stdout] test comparator::tests::replace_xranges ... ok
[INFO] [stdout] test range::tests::trim_caret ... ok
[INFO] [stdout] test comparator::tests::replace_carets ... ok
[INFO] [stdout] test range::tests::replce_carets ... ok
[INFO] [stdout] test range::tests::trim_spaces ... ok
[INFO] [stdout] test tests::clean ... ok
[INFO] [stdout] test range::tests::trim_operators ... ok
[INFO] [stdout] test comparator::tests::replace_stars ... ok
[INFO] [stdout] test range::tests::trim_tilde ... ok
[INFO] [stdout] test tests::equality ... ok
[INFO] [stdout] test version::tests::test_sort ... ok
[INFO] [stdout] test range::tests::replace_hyphens ... ok
[INFO] [stdout] test tests::compares ... ok
[INFO] [stdout] test tests::negative_unlocked_prerelease_range ... ok
[INFO] [stdout] test tests::unlocked_prerelease_range ... ok
[INFO] [stdout] test tests::negative_satisfies ... ok
[INFO] [stdout] test tests::satisfies ... ok
[INFO] [stderr]    Doc-tests semver_rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 60) ... FAILED
[INFO] [stdout] test src/builder.rs - builder::OptionsBuilder (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/builder.rs - builder::Options (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 60) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `Options: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> src/lib.rs:66:31
[INFO] [stdout]      |
[INFO] [stdout] 9    | let _ = serde_json::to_string(&opts)?;
[INFO] [stdout]      |         --------------------- ^^^^^ the trait `serde::ser::Serialize` is not implemented for `Options`
[INFO] [stdout]      |         |
[INFO] [stdout]      |         required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = help: the following other types implement trait `serde::ser::Serialize`:
[INFO] [stdout]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.111/src/ser.rs:2209:17
[INFO] [stdout]      |
[INFO] [stdout] 2207 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2208 | where
[INFO] [stdout] 2209 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 60)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.86s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "765a30f8c758b208e7f96e91f44f6db3f4546b144c48115bfb93e97777269a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765a30f8c758b208e7f96e91f44f6db3f4546b144c48115bfb93e97777269a5b", kill_on_drop: false }`
[INFO] [stdout] 765a30f8c758b208e7f96e91f44f6db3f4546b144c48115bfb93e97777269a5b
