[INFO] fetching crate reward-curve 0.0.0...
[INFO] testing reward-curve-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate reward-curve 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate reward-curve 0.0.0 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 crates.io crate reward-curve 0.0.0
[INFO] finished tweaking crates.io crate reward-curve 0.0.0
[INFO] tweaked toml for crates.io crate reward-curve 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate reward-curve 0.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7b52cf4af0e13317517bc91c75a22353df2d3543b6339e405304b39b7a6aba3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b7b52cf4af0e13317517bc91c75a22353df2d3543b6339e405304b39b7a6aba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b52cf4af0e13317517bc91c75a22353df2d3543b6339e405304b39b7a6aba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b52cf4af0e13317517bc91c75a22353df2d3543b6339e405304b39b7a6aba3", kill_on_drop: false }`
[INFO] [stdout] b7b52cf4af0e13317517bc91c75a22353df2d3543b6339e405304b39b7a6aba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccc7f435034e4beccafe81d88c9ea1dc42daa58c71d4db4b1b75d8d0dc418f22
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ccc7f435034e4beccafe81d88c9ea1dc42daa58c71d4db4b1b75d8d0dc418f22", kill_on_drop: false }`
[INFO] [stderr]    Compiling reward-curve v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "ccc7f435034e4beccafe81d88c9ea1dc42daa58c71d4db4b1b75d8d0dc418f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc7f435034e4beccafe81d88c9ea1dc42daa58c71d4db4b1b75d8d0dc418f22", kill_on_drop: false }`
[INFO] [stdout] ccc7f435034e4beccafe81d88c9ea1dc42daa58c71d4db4b1b75d8d0dc418f22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c361a9beff7fbac1d67ed86819bec4f3d55d8482a427da90b538c0639a145ea
[INFO] running `Command { std: "docker" "start" "-a" "5c361a9beff7fbac1d67ed86819bec4f3d55d8482a427da90b538c0639a145ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling reward-curve v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/reward_curve-0c227294d6ad71be)
[INFO] running `Command { std: "docker" "inspect" "5c361a9beff7fbac1d67ed86819bec4f3d55d8482a427da90b538c0639a145ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c361a9beff7fbac1d67ed86819bec4f3d55d8482a427da90b538c0639a145ea", kill_on_drop: false }`
[INFO] [stdout] 5c361a9beff7fbac1d67ed86819bec4f3d55d8482a427da90b538c0639a145ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d69bdf46ed859a32f3c5e80b77584ea9573af26449369f6754d51a67ae48ee7
[INFO] running `Command { std: "docker" "start" "-a" "7d69bdf46ed859a32f3c5e80b77584ea9573af26449369f6754d51a67ae48ee7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/reward_curve-0c227294d6ad71be)
[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" "7d69bdf46ed859a32f3c5e80b77584ea9573af26449369f6754d51a67ae48ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d69bdf46ed859a32f3c5e80b77584ea9573af26449369f6754d51a67ae48ee7", kill_on_drop: false }`
[INFO] [stdout] 7d69bdf46ed859a32f3c5e80b77584ea9573af26449369f6754d51a67ae48ee7