[INFO] cloning repository https://github.com/gngeorgiev/semver_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gngeorgiev/semver_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgngeorgiev%2Fsemver_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgngeorgiev%2Fsemver_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90cf64d0049ef716211e15cfad3640f45735753f
[INFO] testing gngeorgiev/semver_rs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgngeorgiev%2Fsemver_rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gngeorgiev/semver_rs on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gngeorgiev/semver_rs
[INFO] finished tweaking git repo https://github.com/gngeorgiev/semver_rs
[INFO] tweaked toml for git repo https://github.com/gngeorgiev/semver_rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/gngeorgiev/semver_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 7e46dc496d2c3893a1a7f2cf42232a31fbabe70e65b873e80f2800fdf4708630
[INFO] running `Command { std: "docker" "start" "-a" "7e46dc496d2c3893a1a7f2cf42232a31fbabe70e65b873e80f2800fdf4708630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e46dc496d2c3893a1a7f2cf42232a31fbabe70e65b873e80f2800fdf4708630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e46dc496d2c3893a1a7f2cf42232a31fbabe70e65b873e80f2800fdf4708630", kill_on_drop: false }`
[INFO] [stdout] 7e46dc496d2c3893a1a7f2cf42232a31fbabe70e65b873e80f2800fdf4708630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 3957ed1425e8821beb6816a4a1e8d39f0a4e512f83266c35a147f54d42ef2094
[INFO] running `Command { std: "docker" "start" "-a" "3957ed1425e8821beb6816a4a1e8d39f0a4e512f83266c35a147f54d42ef2094", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling semver_rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.30s
[INFO] running `Command { std: "docker" "inspect" "3957ed1425e8821beb6816a4a1e8d39f0a4e512f83266c35a147f54d42ef2094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3957ed1425e8821beb6816a4a1e8d39f0a4e512f83266c35a147f54d42ef2094", kill_on_drop: false }`
[INFO] [stdout] 3957ed1425e8821beb6816a4a1e8d39f0a4e512f83266c35a147f54d42ef2094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 5d0ce49ddb3aac9b8cc8abd3808a0e88cf29f0e6a4f1404f1aa5217220f8e86f
[INFO] running `Command { std: "docker" "start" "-a" "5d0ce49ddb3aac9b8cc8abd3808a0e88cf29f0e6a4f1404f1aa5217220f8e86f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling semver_rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 54.78s
[INFO] running `Command { std: "docker" "inspect" "5d0ce49ddb3aac9b8cc8abd3808a0e88cf29f0e6a4f1404f1aa5217220f8e86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0ce49ddb3aac9b8cc8abd3808a0e88cf29f0e6a4f1404f1aa5217220f8e86f", kill_on_drop: false }`
[INFO] [stdout] 5d0ce49ddb3aac9b8cc8abd3808a0e88cf29f0e6a4f1404f1aa5217220f8e86f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 589bcfdf1286d0cbada738ef0594e19544769c6ded11bf0928295cb91426157d
[INFO] running `Command { std: "docker" "start" "-a" "589bcfdf1286d0cbada738ef0594e19544769c6ded11bf0928295cb91426157d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/semver_rs-c5b665b4a4b8a400)
[INFO] [stdout] running 18 tests
[INFO] [stdout] test comparator::tests::replace_stars ... ok
[INFO] [stdout] test range::tests::trim_spaces ... ok
[INFO] [stdout] test range::tests::trim_caret ... ok
[INFO] [stdout] test comparator::tests::replace_tildes ... ok
[INFO] [stdout] test range::tests::trim_tilde ... ok
[INFO] [stdout] test comparator::tests::replace_xranges ... ok
[INFO] [stdout] test range::tests::replce_carets ... ok
[INFO] [stdout] test comparator::tests::replace_carets ... ok
[INFO] [stdout] test range::tests::trim_operators ... ok
[INFO] [stdout] test tests::equality ... ok
[INFO] [stdout] test version::tests::test_sort ... ok
[INFO] [stdout] test tests::clean ... ok
[INFO] [stdout] test range::tests::replace_hyphens ... ok
[INFO] [stdout] test tests::compares ... ok
[INFO] [stdout] test tests::unlocked_prerelease_range ... ok
[INFO] [stdout] test tests::negative_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 0.22s
[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/builder.rs - builder::Options (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[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:65:31
[INFO] [stdout]      |
[INFO] [stdout] 8    | 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] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.71/src/ser.rs:2216:17
[INFO] [stdout]      |
[INFO] [stdout] 2216 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `serde_json::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 5.77s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "589bcfdf1286d0cbada738ef0594e19544769c6ded11bf0928295cb91426157d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "589bcfdf1286d0cbada738ef0594e19544769c6ded11bf0928295cb91426157d", kill_on_drop: false }`
[INFO] [stdout] 589bcfdf1286d0cbada738ef0594e19544769c6ded11bf0928295cb91426157d