[INFO] updating cached repository https://github.com/elderfd/genedrop_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3440a8f00e9d4a358e44f6f9045c86649e02f5f4
[INFO] testing elderfd/genedrop_rust against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felderfd%2Fgenedrop_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elderfd/genedrop_rust on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elderfd/genedrop_rust
[INFO] finished tweaking git repo https://github.com/elderfd/genedrop_rust
[INFO] tweaked toml for git repo https://github.com/elderfd/genedrop_rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/elderfd/genedrop_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2695848d20ed43cd7e0251bdb137725c7b083bf99232ab6dbab1206742879b0e
[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" "2695848d20ed43cd7e0251bdb137725c7b083bf99232ab6dbab1206742879b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2695848d20ed43cd7e0251bdb137725c7b083bf99232ab6dbab1206742879b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2695848d20ed43cd7e0251bdb137725c7b083bf99232ab6dbab1206742879b0e", kill_on_drop: false }`
[INFO] [stdout] 2695848d20ed43cd7e0251bdb137725c7b083bf99232ab6dbab1206742879b0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 334e18df93c2cfc37209eb5af332d61b9ca4ecacc9f31c8e6d76c2d1acf52fbf
[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" "334e18df93c2cfc37209eb5af332d61b9ca4ecacc9f31c8e6d76c2d1acf52fbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[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 backtrace v0.3.46
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling readonly v0.1.5
[INFO] [stderr]    Compiling genedrop_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `new_uuid` should have an upper case name
[INFO] [stdout]  --> src/individual.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | static new_uuid: fn() -> Uuid = Uuid::new_v4;
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to upper case: `NEW_UUID`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.34s
[INFO] running `Command { std: "docker" "inspect" "334e18df93c2cfc37209eb5af332d61b9ca4ecacc9f31c8e6d76c2d1acf52fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334e18df93c2cfc37209eb5af332d61b9ca4ecacc9f31c8e6d76c2d1acf52fbf", kill_on_drop: false }`
[INFO] [stdout] 334e18df93c2cfc37209eb5af332d61b9ca4ecacc9f31c8e6d76c2d1acf52fbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1177e97d7c7af06160d8b7bfc4e490d835bef6213c5f53da767146f89f76ef3
[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" "e1177e97d7c7af06160d8b7bfc4e490d835bef6213c5f53da767146f89f76ef3", kill_on_drop: false }`
[INFO] [stderr]    Compiling genedrop_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `new_uuid` should have an upper case name
[INFO] [stdout]  --> src/individual.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | static new_uuid: fn() -> Uuid = Uuid::new_v4;
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to upper case: `NEW_UUID`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `new_uuid` should have an upper case name
[INFO] [stdout]  --> src/individual.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | static new_uuid: fn() -> Uuid = Uuid::new_v4;
[INFO] [stdout]   |        ^^^^^^^^ help: convert the identifier to upper case: `NEW_UUID`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "e1177e97d7c7af06160d8b7bfc4e490d835bef6213c5f53da767146f89f76ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1177e97d7c7af06160d8b7bfc4e490d835bef6213c5f53da767146f89f76ef3", kill_on_drop: false }`
[INFO] [stdout] e1177e97d7c7af06160d8b7bfc4e490d835bef6213c5f53da767146f89f76ef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ffc0368734ed5861e1836524bc2c32251b3e7a3d04bd97ddd0e321479a2b3ed
[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" "3ffc0368734ed5861e1836524bc2c32251b3e7a3d04bd97ddd0e321479a2b3ed", kill_on_drop: false }`
[INFO] [stderr] warning: static variable `new_uuid` should have an upper case name
[INFO] [stderr]  --> src/individual.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | static new_uuid: fn() -> Uuid = Uuid::new_v4;
[INFO] [stderr]   |        ^^^^^^^^ help: convert the identifier to upper case: `NEW_UUID`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `new_uuid` should have an upper case name
[INFO] [stderr]  --> src/individual.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | static new_uuid: fn() -> Uuid = Uuid::new_v4;
[INFO] [stderr]   |        ^^^^^^^^ help: convert the identifier to upper case: `NEW_UUID`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/genedrop_core-e2e75e24f7d0e61f
[INFO] [stdout] running 4 tests
[INFO] [stdout] test chromosome::tests::can_work_at_all ... ok
[INFO] [stdout] test chromosome::tests::unequal_chromosome_error ... ok
[INFO] [stdout] test individual::tests::can_work ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/genedrop-d227502e064bf102
[INFO] [stdout] test chromosome::tests::different_maps_recombine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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]    Doc-tests genedrop_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/chromosome.rs - chromosome::recombine (line 77) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ffc0368734ed5861e1836524bc2c32251b3e7a3d04bd97ddd0e321479a2b3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffc0368734ed5861e1836524bc2c32251b3e7a3d04bd97ddd0e321479a2b3ed", kill_on_drop: false }`
[INFO] [stdout] 3ffc0368734ed5861e1836524bc2c32251b3e7a3d04bd97ddd0e321479a2b3ed