[INFO] fetching crate kvell 0.1.0...
[INFO] testing kvell-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate kvell 0.1.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate kvell 0.1.0 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 kvell 0.1.0
[INFO] finished tweaking crates.io crate kvell 0.1.0
[INFO] tweaked toml for crates.io crate kvell 0.1.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate kvell 0.1.0 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] [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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 4b23f9ba6b18825b2b61974f4401c7351dd7af0125f9150683085a671cfc964b
[INFO] running `Command { std: "docker" "start" "-a" "4b23f9ba6b18825b2b61974f4401c7351dd7af0125f9150683085a671cfc964b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b23f9ba6b18825b2b61974f4401c7351dd7af0125f9150683085a671cfc964b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b23f9ba6b18825b2b61974f4401c7351dd7af0125f9150683085a671cfc964b", kill_on_drop: false }`
[INFO] [stdout] 4b23f9ba6b18825b2b61974f4401c7351dd7af0125f9150683085a671cfc964b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] df403ae09f7c2a8322d6b7edc9178022eb022fa22bf4a38da8492d3df2b7d2e8
[INFO] running `Command { std: "docker" "start" "-a" "df403ae09f7c2a8322d6b7edc9178022eb022fa22bf4a38da8492d3df2b7d2e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "df403ae09f7c2a8322d6b7edc9178022eb022fa22bf4a38da8492d3df2b7d2e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df403ae09f7c2a8322d6b7edc9178022eb022fa22bf4a38da8492d3df2b7d2e8", kill_on_drop: false }`
[INFO] [stdout] df403ae09f7c2a8322d6b7edc9178022eb022fa22bf4a38da8492d3df2b7d2e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] e01cf3b0dd30d4a08a9f5983b01e5e501b7895f804eb41dadb8a9c87922a5dfd
[INFO] running `Command { std: "docker" "start" "-a" "e01cf3b0dd30d4a08a9f5983b01e5e501b7895f804eb41dadb8a9c87922a5dfd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kvell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/kvell-116af4d93ac9d6d7)
[INFO] running `Command { std: "docker" "inspect" "e01cf3b0dd30d4a08a9f5983b01e5e501b7895f804eb41dadb8a9c87922a5dfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01cf3b0dd30d4a08a9f5983b01e5e501b7895f804eb41dadb8a9c87922a5dfd", kill_on_drop: false }`
[INFO] [stdout] e01cf3b0dd30d4a08a9f5983b01e5e501b7895f804eb41dadb8a9c87922a5dfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 07fa66de9f08f8df7f0faddc41ebe363df59e9089a76968d499dda9ca0d8add4
[INFO] running `Command { std: "docker" "start" "-a" "07fa66de9f08f8df7f0faddc41ebe363df59e9089a76968d499dda9ca0d8add4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kvell-116af4d93ac9d6d7)
[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" "07fa66de9f08f8df7f0faddc41ebe363df59e9089a76968d499dda9ca0d8add4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07fa66de9f08f8df7f0faddc41ebe363df59e9089a76968d499dda9ca0d8add4", kill_on_drop: false }`
[INFO] [stdout] 07fa66de9f08f8df7f0faddc41ebe363df59e9089a76968d499dda9ca0d8add4