[INFO] updating cached repository https://github.com/brandondong/iterated-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] 31f3f267f171a988e2101f551f7bc4f6574b9830
[INFO] testing brandondong/iterated-prisoners-dilemma against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrandondong%2Fiterated-prisoners-dilemma" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brandondong/iterated-prisoners-dilemma on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/brandondong/iterated-prisoners-dilemma
[INFO] finished tweaking git repo https://github.com/brandondong/iterated-prisoners-dilemma
[INFO] tweaked toml for git repo https://github.com/brandondong/iterated-prisoners-dilemma written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/brandondong/iterated-prisoners-dilemma already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "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] 25c02b2639e5ccbf9dcb5e8b63f37856758fda7846f1ce4c8abbfcb14138346b
[INFO] running `"docker" "start" "-a" "25c02b2639e5ccbf9dcb5e8b63f37856758fda7846f1ce4c8abbfcb14138346b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling iterated_prisoners_dilemma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.96s
[INFO] running `"docker" "inspect" "25c02b2639e5ccbf9dcb5e8b63f37856758fda7846f1ce4c8abbfcb14138346b"`
[INFO] running `"docker" "rm" "-f" "25c02b2639e5ccbf9dcb5e8b63f37856758fda7846f1ce4c8abbfcb14138346b"`
[INFO] [stdout] 25c02b2639e5ccbf9dcb5e8b63f37856758fda7846f1ce4c8abbfcb14138346b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c534b65271fdd7030442572e66e9938f4da700575dd68c6bf2b1356ca9e9c69
[INFO] running `"docker" "start" "-a" "5c534b65271fdd7030442572e66e9938f4da700575dd68c6bf2b1356ca9e9c69"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iterated_prisoners_dilemma v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `"docker" "inspect" "5c534b65271fdd7030442572e66e9938f4da700575dd68c6bf2b1356ca9e9c69"`
[INFO] running `"docker" "rm" "-f" "5c534b65271fdd7030442572e66e9938f4da700575dd68c6bf2b1356ca9e9c69"`
[INFO] [stdout] 5c534b65271fdd7030442572e66e9938f4da700575dd68c6bf2b1356ca9e9c69
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "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] 2f282b0b1984ef278ce197915552fc1bb0e58a1a138e48e8d7e923a19ede5aa4
[INFO] running `"docker" "start" "-a" "2f282b0b1984ef278ce197915552fc1bb0e58a1a138e48e8d7e923a19ede5aa4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.86s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iterated_prisoners_dilemma-b9811ce6491b46b7
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test strategies::strategy_b::tests::test_player ... ok
[INFO] [stdout] test tests::test_nice_strategies_mixed ... ok
[INFO] [stdout] test strategies::strategy_a::tests::test_player ... ok
[INFO] [stdout] test strategies::strategy_c::tests::test_defect_until_punished ... ok
[INFO] [stdout] test strategies::strategy_d::tests::test_always_cooperate_back ... ok
[INFO] [stdout] test strategies::strategy_c::tests::test_two_round_punish ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iterated_prisoners_dilemma-0f4460fd40779a4a
[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 iterated_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" "2f282b0b1984ef278ce197915552fc1bb0e58a1a138e48e8d7e923a19ede5aa4"`
[INFO] running `"docker" "rm" "-f" "2f282b0b1984ef278ce197915552fc1bb0e58a1a138e48e8d7e923a19ede5aa4"`
[INFO] [stdout] 2f282b0b1984ef278ce197915552fc1bb0e58a1a138e48e8d7e923a19ede5aa4