[INFO] fetching crate optima 0.0.1...
[INFO] testing optima-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate optima 0.0.1 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate optima 0.0.1 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] removed /workspace/builds/worker-29/source/.cargo/config.toml
[INFO] started tweaking crates.io crate optima 0.0.1
[INFO] finished tweaking crates.io crate optima 0.0.1
[INFO] tweaked toml for crates.io crate optima 0.0.1 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 07b0fb65b7158c277766973576d2695f28ed0291c95443e078a81245f60724f4
[INFO] running `Command { std: "docker" "start" "-a" "07b0fb65b7158c277766973576d2695f28ed0291c95443e078a81245f60724f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07b0fb65b7158c277766973576d2695f28ed0291c95443e078a81245f60724f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b0fb65b7158c277766973576d2695f28ed0291c95443e078a81245f60724f4", kill_on_drop: false }`
[INFO] [stdout] 07b0fb65b7158c277766973576d2695f28ed0291c95443e078a81245f60724f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 407641e1ba7c41c387516ea135acfb16f9b7f180dbf218bbdca882c1c1d69203
[INFO] running `Command { std: "docker" "start" "-a" "407641e1ba7c41c387516ea135acfb16f9b7f180dbf218bbdca882c1c1d69203", kill_on_drop: false }`
[INFO] [stderr]    Compiling optima v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "407641e1ba7c41c387516ea135acfb16f9b7f180dbf218bbdca882c1c1d69203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "407641e1ba7c41c387516ea135acfb16f9b7f180dbf218bbdca882c1c1d69203", kill_on_drop: false }`
[INFO] [stdout] 407641e1ba7c41c387516ea135acfb16f9b7f180dbf218bbdca882c1c1d69203
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 041d62a651ef8d9d4e74131b328feab041b44584d35d1cfd503b38e612530652
[INFO] running `Command { std: "docker" "start" "-a" "041d62a651ef8d9d4e74131b328feab041b44584d35d1cfd503b38e612530652", kill_on_drop: false }`
[INFO] [stderr]    Compiling optima v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/optima-ce10fcb332398b6b)
[INFO] running `Command { std: "docker" "inspect" "041d62a651ef8d9d4e74131b328feab041b44584d35d1cfd503b38e612530652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "041d62a651ef8d9d4e74131b328feab041b44584d35d1cfd503b38e612530652", kill_on_drop: false }`
[INFO] [stdout] 041d62a651ef8d9d4e74131b328feab041b44584d35d1cfd503b38e612530652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] a379a436b9b1df90b31fa39c95ab615152d2c474d468ae9135f8ca56736ca4ac
[INFO] running `Command { std: "docker" "start" "-a" "a379a436b9b1df90b31fa39c95ab615152d2c474d468ae9135f8ca56736ca4ac", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optima-ce10fcb332398b6b)
[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 optima
[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" "a379a436b9b1df90b31fa39c95ab615152d2c474d468ae9135f8ca56736ca4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a379a436b9b1df90b31fa39c95ab615152d2c474d468ae9135f8ca56736ca4ac", kill_on_drop: false }`
[INFO] [stdout] a379a436b9b1df90b31fa39c95ab615152d2c474d468ae9135f8ca56736ca4ac