[INFO] crate semver 0.9.0 is already in cache
[INFO] extracting crate semver 0.9.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/semver/0.9.0
[INFO] extracting crate semver 0.9.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/semver/0.9.0
[INFO] validating manifest of semver-0.9.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of semver-0.9.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing semver-0.9.0
[INFO] finished frobbing semver-0.9.0
[INFO] frobbed toml for semver-0.9.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/semver/0.9.0/Cargo.toml
[INFO] started frobbing semver-0.9.0
[INFO] finished frobbing semver-0.9.0
[INFO] frobbed toml for semver-0.9.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/semver/0.9.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing semver-0.9.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/semver/0.9.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b643f57e345ed57bb10ff9128bcea5f728573a17c1ee358b730ad60a01a2efbd
[INFO] running `"docker" "start" "-a" "b643f57e345ed57bb10ff9128bcea5f728573a17c1ee358b730ad60a01a2efbd"`
[INFO] [stderr]    Compiling semver v0.9.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]   --> src/version_req.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::result;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "b643f57e345ed57bb10ff9128bcea5f728573a17c1ee358b730ad60a01a2efbd"`
[INFO] running `"docker" "rm" "-f" "b643f57e345ed57bb10ff9128bcea5f728573a17c1ee358b730ad60a01a2efbd"`
[INFO] [stdout] b643f57e345ed57bb10ff9128bcea5f728573a17c1ee358b730ad60a01a2efbd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/semver/0.9.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2302693e8ede40f5905fc8577eccc7d2515a71c5e7bbfbff48f89018ef8961fc
[INFO] running `"docker" "start" "-a" "2302693e8ede40f5905fc8577eccc7d2515a71c5e7bbfbff48f89018ef8961fc"`
[INFO] [stderr]    Compiling curl-sys v0.4.20
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling git2 v0.6.11
[INFO] [stderr]    Compiling crates-index v0.5.1
[INFO] [stderr]    Compiling semver v0.9.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::result`
[INFO] [stderr]   --> src/version_req.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use std::result;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:163:24
[INFO] [stderr]    |
[INFO] [stderr] 163| #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.57s
[INFO] running `"docker" "inspect" "2302693e8ede40f5905fc8577eccc7d2515a71c5e7bbfbff48f89018ef8961fc"`
[INFO] running `"docker" "rm" "-f" "2302693e8ede40f5905fc8577eccc7d2515a71c5e7bbfbff48f89018ef8961fc"`
[INFO] [stdout] 2302693e8ede40f5905fc8577eccc7d2515a71c5e7bbfbff48f89018ef8961fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/semver/0.9.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 2a7d443ca9caf6d7b3bdc74b966bf64540ffe70ef3811d16385ec2267f944103
[INFO] running `"docker" "start" "-a" "2a7d443ca9caf6d7b3bdc74b966bf64540ffe70ef3811d16385ec2267f944103"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/semver-9135653ecb49b833
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test version::tests::test_ge ... ok
[INFO] [stdout] test version::tests::test_gt ... ok
[INFO] [stdout] test version::tests::test_increment_clear_metadata ... ok
[INFO] [stdout] test version::tests::test_increment_keep_prerelease ... ok
[INFO] [stdout] test version::tests::test_increment_major ... ok
[INFO] [stdout] test version::tests::test_from_str_errors ... ok
[INFO] [stdout] test version::tests::test_eq ... ok
[INFO] [stdout] test version::tests::test_ne ... ok
[INFO] [stdout] test version::tests::test_parse ... ok
[INFO] [stdout] test version::tests::test_lt ... ok
[INFO] [stdout] test version::tests::test_prerelease_check ... ok
[INFO] [stdout] test version::tests::test_le ... ok
[INFO] [stdout] test version::tests::test_increment_patch ... ok
[INFO] [stdout] test version::tests::test_increment_minor ... ok
[INFO] [stdout] test version::tests::test_show ... ok
[INFO] [stdout] test version::tests::test_spec_order ... ok
[INFO] [stdout] test version::tests::test_to_string ... ok
[INFO] [stdout] test version_req::test::test_any ... ok
[INFO] [stdout] test version::tests::test_from_str ... ok
[INFO] [stdout] test version_req::test::test_cargo3202 ... ok
[INFO] [stdout] test version_req::test::test_eq_hash ... ok
[INFO] [stdout] test version_req::test::test_from_str ... ok
[INFO] [stdout] test version_req::test::test_parse_metadata_see_issue_88_see_issue_88 ... ok
[INFO] [stdout] test version_req::test::test_parsing_compatible ... ok
[INFO] [stdout] test version_req::test::test_parsing_exact ... ok
[INFO] [stdout] test version_req::test::test_parsing_greater_than ... ok
[INFO] [stdout] test version_req::test::test_multiple ... ok
[INFO] [stdout] test version_req::test::test_parsing_less_than ... ok
[INFO] [stdout] test version_req::test::test_parsing_wildcard ... ok
[INFO] [stdout] test version_req::test::test_pre ... ok
[INFO] [stdout] test version_req::test::test_parsing_default ... ok
[INFO] [stdout] test version_req::test::test_ordering ... ok
[INFO] [stdout] test version_req::test::test_parsing_tilde ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/deprecation-6014aa450a860f9b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_regressions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/regression-38a9544cddfa75b4
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde-af3f446885ef1d1a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests semver
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/version_req.rs - version_req::VersionReq::any (line 204) ... ok
[INFO] [stdout] test src/lib.rs -  (line 95) ... ok
[INFO] [stdout] test src/version_req.rs - version_req::VersionReq::exact (line 274) ... ok
[INFO] [stdout] test src/lib.rs -  (line 44) ... ok
[INFO] [stdout] test src/lib.rs -  (line 59) ... ok
[INFO] [stdout] test src/lib.rs -  (line 112) ... ok
[INFO] [stdout] test src/lib.rs -  (line 83) ... ok
[INFO] [stdout] test src/lib.rs -  (line 71) ... ok
[INFO] [stdout] test src/version_req.rs - version_req::VersionReq::matches (line 289) ... ok
[INFO] [stdout] test src/version_req.rs - version_req::VersionReq::parse (line 221) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2a7d443ca9caf6d7b3bdc74b966bf64540ffe70ef3811d16385ec2267f944103"`
[INFO] running `"docker" "rm" "-f" "2a7d443ca9caf6d7b3bdc74b966bf64540ffe70ef3811d16385ec2267f944103"`
[INFO] [stdout] 2a7d443ca9caf6d7b3bdc74b966bf64540ffe70ef3811d16385ec2267f944103