[INFO] cloning repository https://github.com/sts10/fgift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sts10/fgift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Ffgift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Ffgift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f88d71456153d2a8480832fa7eabd53591275132
[INFO] testing sts10/fgift against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Ffgift" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sts10/fgift on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sts10/fgift
[INFO] finished tweaking git repo https://github.com/sts10/fgift
[INFO] tweaked toml for git repo https://github.com/sts10/fgift written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/sts10/fgift already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccae8996e977f337509b30dfe72cdbd334e47d1b78a389e056596d1526573665
[INFO] running `Command { std: "docker" "start" "-a" "ccae8996e977f337509b30dfe72cdbd334e47d1b78a389e056596d1526573665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccae8996e977f337509b30dfe72cdbd334e47d1b78a389e056596d1526573665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccae8996e977f337509b30dfe72cdbd334e47d1b78a389e056596d1526573665", kill_on_drop: false }`
[INFO] [stdout] ccae8996e977f337509b30dfe72cdbd334e47d1b78a389e056596d1526573665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98936a9c02e7accf7e1ddbdb4cab27a84ebf9a98da15443dc4822c5fb2c41955
[INFO] running `Command { std: "docker" "start" "-a" "98936a9c02e7accf7e1ddbdb4cab27a84ebf9a98da15443dc4822c5fb2c41955", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling csv-core v0.1.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling csv v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling fgift v0.2.60 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.79s
[INFO] running `Command { std: "docker" "inspect" "98936a9c02e7accf7e1ddbdb4cab27a84ebf9a98da15443dc4822c5fb2c41955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98936a9c02e7accf7e1ddbdb4cab27a84ebf9a98da15443dc4822c5fb2c41955", kill_on_drop: false }`
[INFO] [stdout] 98936a9c02e7accf7e1ddbdb4cab27a84ebf9a98da15443dc4822c5fb2c41955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f97568cce7b191d830d763b3cf408be6add524f8ab8c8c6577ba13f45e120e73
[INFO] running `Command { std: "docker" "start" "-a" "f97568cce7b191d830d763b3cf408be6add524f8ab8c8c6577ba13f45e120e73", kill_on_drop: false }`
[INFO] [stderr]    Compiling fgift v0.2.60 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "f97568cce7b191d830d763b3cf408be6add524f8ab8c8c6577ba13f45e120e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97568cce7b191d830d763b3cf408be6add524f8ab8c8c6577ba13f45e120e73", kill_on_drop: false }`
[INFO] [stdout] f97568cce7b191d830d763b3cf408be6add524f8ab8c8c6577ba13f45e120e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9b42d1fe348afb241de3bfc20be4ccb524909fb3c456513890009e5dd10afaf7
[INFO] running `Command { std: "docker" "start" "-a" "9b42d1fe348afb241de3bfc20be4ccb524909fb3c456513890009e5dd10afaf7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fgift-0d1c7734b962fc3e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fgift-6873c921debcf589)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration-tests.rs (/opt/rustwide/target/debug/deps/integration_tests-b7369e34f7f083cd)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test integration_tests::chi_squared_test_cameron ... ignored
[INFO] [stdout] test integration_tests::chi_squared_test_manny ... ignored
[INFO] [stdout] test integration_tests::claire_gives ... ok
[INFO] [stdout] test integration_tests::sufficiently_random_basic_test ... ok
[INFO] [stdout] test integration_tests::no_repeat_receivers ... ok
[INFO] [stdout] test integration_tests::can_fulfill_special_request ... ok
[INFO] [stdout] test integration_tests::no_repeat_givers ... ok
[INFO] [stdout] test integration_tests::chi_squared_test_claire has been running for over 60 seconds
[INFO] [stdout] test integration_tests::chi_squared_test_phil has been running for over 60 seconds
[INFO] [stdout] test integration_tests::everyone_gives_and_receives has been running for over 60 seconds
[INFO] [stdout] test integration_tests::no_assignments_from_previous_years_are_given has been running for over 60 seconds
[INFO] [stdout] test integration_tests::no_one_gives_to_own_family_member has been running for over 60 seconds
[INFO] [stdout] test integration_tests::chi_squared_test_phil ... ok
[INFO] [stdout] test integration_tests::chi_squared_test_claire ... ok
[INFO] [stdout] test integration_tests::no_one_gives_to_own_family_member ... ok
[INFO] [stdout] test integration_tests::no_assignments_from_previous_years_are_given ... ok
[INFO] [stdout] test integration_tests::everyone_gives_and_receives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 185.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fgift
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b42d1fe348afb241de3bfc20be4ccb524909fb3c456513890009e5dd10afaf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b42d1fe348afb241de3bfc20be4ccb524909fb3c456513890009e5dd10afaf7", kill_on_drop: false }`
[INFO] [stdout] 9b42d1fe348afb241de3bfc20be4ccb524909fb3c456513890009e5dd10afaf7