[INFO] updating cached repository https://github.com/RobinMcNally/LandbaseOptimizer
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17664a450a6d2e6ccf1ebefbf8b7b93c8a4e7d05
[INFO] testing RobinMcNally/LandbaseOptimizer against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRobinMcNally%2FLandbaseOptimizer" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RobinMcNally/LandbaseOptimizer on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/RobinMcNally/LandbaseOptimizer
[INFO] finished tweaking git repo https://github.com/RobinMcNally/LandbaseOptimizer
[INFO] tweaked toml for git repo https://github.com/RobinMcNally/LandbaseOptimizer written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/RobinMcNally/LandbaseOptimizer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] bc725bf68918f6f881c37feda5219e3187a312c991fe4afa2b42a3b315abed01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "bc725bf68918f6f881c37feda5219e3187a312c991fe4afa2b42a3b315abed01"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling landbase_optimizer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `cardcolorfitness`
[INFO] [stderr]  --> src/support/genetic.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use support::fitness::{cardcolorfitness, cardcolorfitnesssum};
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/support/fitness.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IndependentSample`, `Range`
[INFO] [stderr]  --> src/support/fitness.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::distributions::{IndependentSample, Range};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "bc725bf68918f6f881c37feda5219e3187a312c991fe4afa2b42a3b315abed01"`
[INFO] running `"docker" "rm" "-f" "bc725bf68918f6f881c37feda5219e3187a312c991fe4afa2b42a3b315abed01"`
[INFO] [stdout] bc725bf68918f6f881c37feda5219e3187a312c991fe4afa2b42a3b315abed01
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] d55a3cff88e3c6c42cc48d6966a93d201f7426df36ab08859905eaed275c6750
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d55a3cff88e3c6c42cc48d6966a93d201f7426df36ab08859905eaed275c6750"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling landbase_optimizer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `cardcolorfitness`
[INFO] [stderr]  --> src/support/genetic.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use support::fitness::{cardcolorfitness, cardcolorfitnesssum};
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/support/fitness.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IndependentSample`, `Range`
[INFO] [stderr]  --> src/support/fitness.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::distributions::{IndependentSample, Range};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "d55a3cff88e3c6c42cc48d6966a93d201f7426df36ab08859905eaed275c6750"`
[INFO] running `"docker" "rm" "-f" "d55a3cff88e3c6c42cc48d6966a93d201f7426df36ab08859905eaed275c6750"`
[INFO] [stdout] d55a3cff88e3c6c42cc48d6966a93d201f7426df36ab08859905eaed275c6750
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca2e47327cc3316f66d5c5c93b6b3744144958ab973f883007036d766b1caed6
[INFO] running `"docker" "start" "-a" "ca2e47327cc3316f66d5c5c93b6b3744144958ab973f883007036d766b1caed6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `cardcolorfitness`
[INFO] [stderr]  --> src/support/genetic.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use support::fitness::{cardcolorfitness, cardcolorfitnesssum};
[INFO] [stderr]   |                        ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/support/fitness.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `IndependentSample`, `Range`
[INFO] [stderr]  --> src/support/fitness.rs:3:27
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::distributions::{IndependentSample, Range};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/landbase_optimizer-c5660f154ea94263
[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] running `"docker" "inspect" "ca2e47327cc3316f66d5c5c93b6b3744144958ab973f883007036d766b1caed6"`
[INFO] running `"docker" "rm" "-f" "ca2e47327cc3316f66d5c5c93b6b3744144958ab973f883007036d766b1caed6"`
[INFO] [stdout] ca2e47327cc3316f66d5c5c93b6b3744144958ab973f883007036d766b1caed6