[INFO] cloning repository https://github.com/joagr/TinyGP
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joagr/TinyGP" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoagr%2FTinyGP", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoagr%2FTinyGP'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 209722542c8c46ae91f78253208c2b04feba0d06
[INFO] checking joagr/TinyGP against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoagr%2FTinyGP" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joagr/TinyGP on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joagr/TinyGP
[INFO] finished tweaking git repo https://github.com/joagr/TinyGP
[INFO] tweaked toml for git repo https://github.com/joagr/TinyGP written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/joagr/TinyGP already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 52ca1913d9828dd3fad988013c0a5b18ff503bd07aceda25725f292b88f34bb7
[INFO] running `Command { std: "docker" "start" "-a" "52ca1913d9828dd3fad988013c0a5b18ff503bd07aceda25725f292b88f34bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52ca1913d9828dd3fad988013c0a5b18ff503bd07aceda25725f292b88f34bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ca1913d9828dd3fad988013c0a5b18ff503bd07aceda25725f292b88f34bb7", kill_on_drop: false }`
[INFO] [stdout] 52ca1913d9828dd3fad988013c0a5b18ff503bd07aceda25725f292b88f34bb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--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] b533199e3160b76fc28542b8dac9ae64d1a508968791ca703927b3f638f48e6b
[INFO] running `Command { std: "docker" "start" "-a" "b533199e3160b76fc28542b8dac9ae64d1a508968791ca703927b3f638f48e6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tiny_gp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:104:43
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn setup(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:152:51
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn setup_fitness(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:104:43
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn setup(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:152:51
[INFO] [stdout]     |
[INFO] [stdout] 152 |     fn setup_fitness(&mut self) -> Result<(), Box<Error>> {
[INFO] [stdout]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.40s
[INFO] running `Command { std: "docker" "inspect" "b533199e3160b76fc28542b8dac9ae64d1a508968791ca703927b3f638f48e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b533199e3160b76fc28542b8dac9ae64d1a508968791ca703927b3f638f48e6b", kill_on_drop: false }`
[INFO] [stdout] b533199e3160b76fc28542b8dac9ae64d1a508968791ca703927b3f638f48e6b