[INFO] cloning repository https://github.com/catupper/schrijver-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/catupper/schrijver-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fschrijver-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fschrijver-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f2bcd1c644ff17ff7bacb4b5ed137125ff9063b
[INFO] testing catupper/schrijver-rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fschrijver-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/catupper/schrijver-rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/catupper/schrijver-rs
[INFO] finished tweaking git repo https://github.com/catupper/schrijver-rs
[INFO] tweaked toml for git repo https://github.com/catupper/schrijver-rs written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/catupper/schrijver-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0fae055991496d4365ae13bdbe0e0e40b2012f034e05a9649ce415382da7f87
[INFO] running `Command { std: "docker" "start" "-a" "b0fae055991496d4365ae13bdbe0e0e40b2012f034e05a9649ce415382da7f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0fae055991496d4365ae13bdbe0e0e40b2012f034e05a9649ce415382da7f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0fae055991496d4365ae13bdbe0e0e40b2012f034e05a9649ce415382da7f87", kill_on_drop: false }`
[INFO] [stdout] b0fae055991496d4365ae13bdbe0e0e40b2012f034e05a9649ce415382da7f87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e49e2011624ca27dfb1860eb316e467611f37d6eeb94e374506a94ee37f82a1d
[INFO] running `Command { std: "docker" "start" "-a" "e49e2011624ca27dfb1860eb316e467611f37d6eeb94e374506a94ee37f82a1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling proconio-derive v0.1.6
[INFO] [stderr]    Compiling proconio v0.3.6
[INFO] [stderr]    Compiling submodular_optimization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.59s
[INFO] running `Command { std: "docker" "inspect" "e49e2011624ca27dfb1860eb316e467611f37d6eeb94e374506a94ee37f82a1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e49e2011624ca27dfb1860eb316e467611f37d6eeb94e374506a94ee37f82a1d", kill_on_drop: false }`
[INFO] [stdout] e49e2011624ca27dfb1860eb316e467611f37d6eeb94e374506a94ee37f82a1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ae371b23641728b2a24b3e7a088a5b07ec7760f25be2436fdb0a3ca8babacc2
[INFO] running `Command { std: "docker" "start" "-a" "2ae371b23641728b2a24b3e7a088a5b07ec7760f25be2436fdb0a3ca8babacc2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling submodular_optimization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/submodular_optimization-4486f7918c6c6265)
[INFO] [stderr]   Executable unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-a2312a8088a8113b)
[INFO] [stderr]   Executable unittests src/bin/make_cut_problem.rs (/opt/rustwide/target/debug/deps/make_cut_problem-00104c7deea9323a)
[INFO] running `Command { std: "docker" "inspect" "2ae371b23641728b2a24b3e7a088a5b07ec7760f25be2436fdb0a3ca8babacc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae371b23641728b2a24b3e7a088a5b07ec7760f25be2436fdb0a3ca8babacc2", kill_on_drop: false }`
[INFO] [stdout] 2ae371b23641728b2a24b3e7a088a5b07ec7760f25be2436fdb0a3ca8babacc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 64168482b7802ab39e7aa7c0c8885f40204c864a5b7df8f3cd781df78f2d5c96
[INFO] running `Command { std: "docker" "start" "-a" "64168482b7802ab39e7aa7c0c8885f40204c864a5b7df8f3cd781df78f2d5c96", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/submodular_optimization-4486f7918c6c6265)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-a2312a8088a8113b)
[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 unittests src/bin/make_cut_problem.rs (/opt/rustwide/target/debug/deps/make_cut_problem-00104c7deea9323a)
[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] [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 submodular_optimization
[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" "64168482b7802ab39e7aa7c0c8885f40204c864a5b7df8f3cd781df78f2d5c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64168482b7802ab39e7aa7c0c8885f40204c864a5b7df8f3cd781df78f2d5c96", kill_on_drop: false }`
[INFO] [stdout] 64168482b7802ab39e7aa7c0c8885f40204c864a5b7df8f3cd781df78f2d5c96