[INFO] fetching crate genome 0.2.1...
[INFO] testing genome-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate genome 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate genome 0.2.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate genome 0.2.1
[INFO] finished tweaking crates.io crate genome 0.2.1
[INFO] tweaked toml for crates.io crate genome 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate genome 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed36afa219efc45a36ae54063503157738913c2b1f7c0c1472bd17c0b3a95e97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed36afa219efc45a36ae54063503157738913c2b1f7c0c1472bd17c0b3a95e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed36afa219efc45a36ae54063503157738913c2b1f7c0c1472bd17c0b3a95e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed36afa219efc45a36ae54063503157738913c2b1f7c0c1472bd17c0b3a95e97", kill_on_drop: false }`
[INFO] [stdout] ed36afa219efc45a36ae54063503157738913c2b1f7c0c1472bd17c0b3a95e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] c86e7e1d2c5ebe8315e8df3f394671bb975aaa2ef5d900cc8ec0bae6f665a5b9
[INFO] running `Command { std: "docker" "start" "-a" "c86e7e1d2c5ebe8315e8df3f394671bb975aaa2ef5d900cc8ec0bae6f665a5b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling genome v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.20s
[INFO] running `Command { std: "docker" "inspect" "c86e7e1d2c5ebe8315e8df3f394671bb975aaa2ef5d900cc8ec0bae6f665a5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c86e7e1d2c5ebe8315e8df3f394671bb975aaa2ef5d900cc8ec0bae6f665a5b9", kill_on_drop: false }`
[INFO] [stdout] c86e7e1d2c5ebe8315e8df3f394671bb975aaa2ef5d900cc8ec0bae6f665a5b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c70dcafe950842cccb920bd6bc128ff143afeee282bc25ed5dc5bd570685d65f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c70dcafe950842cccb920bd6bc128ff143afeee282bc25ed5dc5bd570685d65f", kill_on_drop: false }`
[INFO] [stderr]    Compiling genome v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "c70dcafe950842cccb920bd6bc128ff143afeee282bc25ed5dc5bd570685d65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c70dcafe950842cccb920bd6bc128ff143afeee282bc25ed5dc5bd570685d65f", kill_on_drop: false }`
[INFO] [stdout] c70dcafe950842cccb920bd6bc128ff143afeee282bc25ed5dc5bd570685d65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 032be42e58ff9e58edfca55a10acab925e181f93f47d2cdb167896470a5ea7ad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "032be42e58ff9e58edfca55a10acab925e181f93f47d2cdb167896470a5ea7ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/genome-1b37301cde047ad0
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test gene::marker::tests::can_be_converted_and_back ... ok
[INFO] [stdout] test dna::tests::can_be_converted_and_back ... ok
[INFO] [stdout] test dna::tests::can_be_merged ... ok
[INFO] [stdout] test gene::tests::should_zero_gene ... ok
[INFO] [stdout] test gene::tests::can_be_converted_and_back ... ok
[INFO] [stdout] test dna::tests::cannot_be_merged ... ok
[INFO] [stdout] test gene::tests::should_return_true_on_equal ... ok
[INFO] [stdout] test gene::tests::markers_should_include_influence ... ok
[INFO] [stdout] test gene::tests::marker_size_match ... ok
[INFO] [stdout] test gene::tests::get_marker_correctly ... ok
[INFO] [stdout] test gene::tests::should_set_marker ... ok
[INFO] [stdout] test gene::tests::get_marker_return_none ... ok
[INFO] [stdout] test dna::tests::check_merged_gene_ratio ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/genome-32f7159835ee9d0d
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test gene::marker::tests::can_be_converted_and_back ... ok
[INFO] [stdout] test gene::tests::get_marker_correctly ... ok
[INFO] [stdout] test dna::tests::can_be_converted_and_back ... ok
[INFO] [stdout] test gene::tests::should_return_true_on_equal ... ok
[INFO] [stdout] test gene::tests::markers_should_include_influence ... ok
[INFO] [stdout] test dna::tests::cannot_be_merged ... ok
[INFO] [stdout] test gene::tests::should_set_marker ... ok
[INFO] [stdout] test gene::tests::marker_size_match ... ok
[INFO] [stdout] test gene::tests::should_zero_gene ... ok
[INFO] [stdout] test gene::tests::get_marker_return_none ... ok
[INFO] [stdout] test gene::tests::can_be_converted_and_back ... ok
[INFO] [stdout] test dna::tests::can_be_merged ... ok
[INFO] [stdout] test dna::tests::check_merged_gene_ratio ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests genome
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/gene.rs - gene::Gene::compare (line 152) ... ok
[INFO] [stdout] test src/dna.rs - dna::String (line 179) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::get_marker (line 95) ... ok
[INFO] [stdout] test src/dna.rs - dna::DNA (line 206) ... ok
[INFO] [stdout] test src/dna.rs - dna::DNA::is_valid (line 35) ... ok
[INFO] [stdout] test src/dna.rs - dna::DNA::to_latent_vec (line 121) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::get_influence (line 81) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::get_markers (line 113) ... ok
[INFO] [stdout] test src/dna.rs - dna::DNA::to_string (line 139) ... ok
[INFO] [stdout] test src/dna.rs - dna::DNA::compare (line 94) ... ok
[INFO] [stdout] test src/dna.rs - dna::DNA::get_sum (line 163) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene (line 242) ... ok
[INFO] [stdout] test src/dna.rs - dna::DNA::new (line 19) ... ok
[INFO] [stdout] test src/dna.rs - dna::DNA::merge (line 53) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::is_equal (line 53) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::zero (line 204) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::get_sum (line 39) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::new (line 19) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::to_string (line 132) ... ok
[INFO] [stdout] test src/gene.rs - gene::Gene::mutate (line 167) ... ok
[INFO] [stdout] test src/gene.rs - gene::String (line 222) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "032be42e58ff9e58edfca55a10acab925e181f93f47d2cdb167896470a5ea7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "032be42e58ff9e58edfca55a10acab925e181f93f47d2cdb167896470a5ea7ad", kill_on_drop: false }`
[INFO] [stdout] 032be42e58ff9e58edfca55a10acab925e181f93f47d2cdb167896470a5ea7ad