[INFO] cloning repository https://github.com/TACappleman/countdown
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TACappleman/countdown" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTACappleman%2Fcountdown", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTACappleman%2Fcountdown'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2d8e693ffb1be442fb966376e5ca922b8276ce4
[INFO] testing TACappleman/countdown against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTACappleman%2Fcountdown" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TACappleman/countdown on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TACappleman/countdown
[INFO] finished tweaking git repo https://github.com/TACappleman/countdown
[INFO] tweaked toml for git repo https://github.com/TACappleman/countdown written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/TACappleman/countdown already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76de30aaf36404cc99b9083df9e19ac07acb5775aee4fdde0140d418e72306f3
[INFO] running `Command { std: "docker" "start" "-a" "76de30aaf36404cc99b9083df9e19ac07acb5775aee4fdde0140d418e72306f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76de30aaf36404cc99b9083df9e19ac07acb5775aee4fdde0140d418e72306f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76de30aaf36404cc99b9083df9e19ac07acb5775aee4fdde0140d418e72306f3", kill_on_drop: false }`
[INFO] [stdout] 76de30aaf36404cc99b9083df9e19ac07acb5775aee4fdde0140d418e72306f3
[INFO] running `Command { std: "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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4351b744bde92f5cead3b48cce7f757c23dbef94b4ca712c9be7cf7dc74e9287
[INFO] running `Command { std: "docker" "start" "-a" "4351b744bde92f5cead3b48cce7f757c23dbef94b4ca712c9be7cf7dc74e9287", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling countdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.00s
[INFO] running `Command { std: "docker" "inspect" "4351b744bde92f5cead3b48cce7f757c23dbef94b4ca712c9be7cf7dc74e9287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4351b744bde92f5cead3b48cce7f757c23dbef94b4ca712c9be7cf7dc74e9287", kill_on_drop: false }`
[INFO] [stdout] 4351b744bde92f5cead3b48cce7f757c23dbef94b4ca712c9be7cf7dc74e9287
[INFO] running `Command { std: "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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8b88d3450a8860b41511b1ef9208859916366ac8cd4a7788607ad9847b484f3
[INFO] running `Command { std: "docker" "start" "-a" "c8b88d3450a8860b41511b1ef9208859916366ac8cd4a7788607ad9847b484f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling countdown v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "c8b88d3450a8860b41511b1ef9208859916366ac8cd4a7788607ad9847b484f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8b88d3450a8860b41511b1ef9208859916366ac8cd4a7788607ad9847b484f3", kill_on_drop: false }`
[INFO] [stdout] c8b88d3450a8860b41511b1ef9208859916366ac8cd4a7788607ad9847b484f3
[INFO] running `Command { std: "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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35d9e204397dce045ab33cd6e2ef737ca4aaf6cf835e00d39c5fec2747079cf1
[INFO] running `Command { std: "docker" "start" "-a" "35d9e204397dce045ab33cd6e2ef737ca4aaf6cf835e00d39c5fec2747079cf1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/countdown-fe1e820246706110)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test easy_solve ... ok
[INFO] [stdout] test generate_0l_round ... ok
[INFO] [stdout] test generate_1l_round ... ok
[INFO] [stdout] test generate_2l_round ... ok
[INFO] [stdout] test generate_4l_round ... ok
[INFO] [stdout] test minus_divide_coverage ... ok
[INFO] [stdout] test generate_3l_round ... ok
[INFO] [stdout] test invalid_divide_coverage ... ok
[INFO] [stdout] test no_selection ... ok
[INFO] [stdout] test one_num_selection ... ok
[INFO] [stdout] test generate_5l_round - should panic ... ok
[INFO] [stdout] test check_shortest_method ... ok
[INFO] [stdout] test multi_step_solve ... ok
[INFO] [stdout] test no_solve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.97s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/countdown-fb40b445571a6b63)
[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]    Doc-tests countdown
[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" "35d9e204397dce045ab33cd6e2ef737ca4aaf6cf835e00d39c5fec2747079cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d9e204397dce045ab33cd6e2ef737ca4aaf6cf835e00d39c5fec2747079cf1", kill_on_drop: false }`
[INFO] [stdout] 35d9e204397dce045ab33cd6e2ef737ca4aaf6cf835e00d39c5fec2747079cf1