[INFO] updating cached repository https://github.com/avowkind/prisoners_dilemma
[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] daf1d7bf2703a2122cb64f859d05091fc72f0b51
[INFO] testing avowkind/prisoners_dilemma against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Favowkind%2Fprisoners_dilemma" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/avowkind/prisoners_dilemma 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/avowkind/prisoners_dilemma
[INFO] finished tweaking git repo https://github.com/avowkind/prisoners_dilemma
[INFO] tweaked toml for git repo https://github.com/avowkind/prisoners_dilemma written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/avowkind/prisoners_dilemma 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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f191328ffdd60aff6db3e175ee07f2163fb1ee7d4deb5b372f3b4a166ed73f3e
[INFO] running `"docker" "start" "-a" "f191328ffdd60aff6db3e175ee07f2163fb1ee7d4deb5b372f3b4a166ed73f3e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling prisoners_dilemma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/main.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let strategies: Vec<&Strategy> =
[INFO] [stderr]    |                          ^^^^^^^^ help: use `dyn`: `dyn Strategy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "f191328ffdd60aff6db3e175ee07f2163fb1ee7d4deb5b372f3b4a166ed73f3e"`
[INFO] running `"docker" "rm" "-f" "f191328ffdd60aff6db3e175ee07f2163fb1ee7d4deb5b372f3b4a166ed73f3e"`
[INFO] [stdout] f191328ffdd60aff6db3e175ee07f2163fb1ee7d4deb5b372f3b4a166ed73f3e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b2ff2a9c2b8589ae9062cc3036773293038e0db11e1b0c1dd7d3be4874792982
[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" "b2ff2a9c2b8589ae9062cc3036773293038e0db11e1b0c1dd7d3be4874792982"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling prisoners_dilemma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/main.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let strategies: Vec<&Strategy> =
[INFO] [stderr]    |                          ^^^^^^^^ help: use `dyn`: `dyn Strategy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "b2ff2a9c2b8589ae9062cc3036773293038e0db11e1b0c1dd7d3be4874792982"`
[INFO] running `"docker" "rm" "-f" "b2ff2a9c2b8589ae9062cc3036773293038e0db11e1b0c1dd7d3be4874792982"`
[INFO] [stdout] b2ff2a9c2b8589ae9062cc3036773293038e0db11e1b0c1dd7d3be4874792982
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] e51a9f4ed1ac02385dd6007e6fb1b3cf9fefbdc07b695925cec463fc65165c4e
[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" "e51a9f4ed1ac02385dd6007e6fb1b3cf9fefbdc07b695925cec463fc65165c4e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/bin/main.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let strategies: Vec<&Strategy> =
[INFO] [stderr]    |                          ^^^^^^^^ help: use `dyn`: `dyn Strategy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prisoners_dilemma-04cb5280f7398a63
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test choice::tests::test_choicepair ... ok
[INFO] [stdout] test tests::test_game ... ok
[INFO] [stdout] test strategy::tests::test_always ... ok
[INFO] [stdout] test strategy::tests::test_titfortat ... ok
[INFO] [stdout] test strategy::tests::test_never ... ok
[INFO] [stdout] test history::tests::test_history ... ok
[INFO] [stdout] test strategy::tests::test_alternate2 ... ok
[INFO] [stdout] test strategy::tests::test_alternate1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-72500f978749754d
[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 prisoners_dilemma
[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" "e51a9f4ed1ac02385dd6007e6fb1b3cf9fefbdc07b695925cec463fc65165c4e"`
[INFO] running `"docker" "rm" "-f" "e51a9f4ed1ac02385dd6007e6fb1b3cf9fefbdc07b695925cec463fc65165c4e"`
[INFO] [stdout] e51a9f4ed1ac02385dd6007e6fb1b3cf9fefbdc07b695925cec463fc65165c4e