[INFO] fetching crate lser 0.1.0...
[INFO] testing lser-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate lser 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lser 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 lser 0.1.0
[INFO] finished tweaking crates.io crate lser 0.1.0
[INFO] tweaked toml for crates.io crate lser 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate lser 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] 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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 291dac993dc8efbd400a8d5590274a7d4abc72839660042a77448cea443642fd
[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" "291dac993dc8efbd400a8d5590274a7d4abc72839660042a77448cea443642fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "291dac993dc8efbd400a8d5590274a7d4abc72839660042a77448cea443642fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "291dac993dc8efbd400a8d5590274a7d4abc72839660042a77448cea443642fd", kill_on_drop: false }`
[INFO] [stdout] 291dac993dc8efbd400a8d5590274a7d4abc72839660042a77448cea443642fd
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 93f430a755e4d618c55a7019373b0e33ec0dbf1e7d594208959c691e4e4e77cd
[INFO] running `Command { std: "docker" "start" "-a" "93f430a755e4d618c55a7019373b0e33ec0dbf1e7d594208959c691e4e4e77cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling serial_enumerator v0.2.2
[INFO] [stderr]    Compiling cli-table-derive v0.4.4
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling cli-table v0.4.6
[INFO] [stderr]    Compiling lser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.54s
[INFO] running `Command { std: "docker" "inspect" "93f430a755e4d618c55a7019373b0e33ec0dbf1e7d594208959c691e4e4e77cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f430a755e4d618c55a7019373b0e33ec0dbf1e7d594208959c691e4e4e77cd", kill_on_drop: false }`
[INFO] [stdout] 93f430a755e4d618c55a7019373b0e33ec0dbf1e7d594208959c691e4e4e77cd
[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: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] be803b76a63089b14c9b0c67de4f4238a0c42482a0f95a53b52b3e0a96373b23
[INFO] running `Command { std: "docker" "start" "-a" "be803b76a63089b14c9b0c67de4f4238a0c42482a0f95a53b52b3e0a96373b23", kill_on_drop: false }`
[INFO] [stderr]    Compiling lser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lser-02dcc510e0466bb7)
[INFO] running `Command { std: "docker" "inspect" "be803b76a63089b14c9b0c67de4f4238a0c42482a0f95a53b52b3e0a96373b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be803b76a63089b14c9b0c67de4f4238a0c42482a0f95a53b52b3e0a96373b23", kill_on_drop: false }`
[INFO] [stdout] be803b76a63089b14c9b0c67de4f4238a0c42482a0f95a53b52b3e0a96373b23
[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: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] 81ecc941679ecf5f3c06d75d412c7da6b9659de522527d552fcbfe55e540cd67
[INFO] running `Command { std: "docker" "start" "-a" "81ecc941679ecf5f3c06d75d412c7da6b9659de522527d552fcbfe55e540cd67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lser-02dcc510e0466bb7)
[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" "81ecc941679ecf5f3c06d75d412c7da6b9659de522527d552fcbfe55e540cd67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ecc941679ecf5f3c06d75d412c7da6b9659de522527d552fcbfe55e540cd67", kill_on_drop: false }`
[INFO] [stdout] 81ecc941679ecf5f3c06d75d412c7da6b9659de522527d552fcbfe55e540cd67