[INFO] fetching crate i2c-i2cdev 0.0.1...
[INFO] testing i2c-i2cdev-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate i2c-i2cdev 0.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate i2c-i2cdev 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] started tweaking crates.io crate i2c-i2cdev 0.0.1
[INFO] finished tweaking crates.io crate i2c-i2cdev 0.0.1
[INFO] tweaked toml for crates.io crate i2c-i2cdev 0.0.1 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a256a20c03af2a5bac40ba33f86ffbceb9cd9f6b7058aa5acc49fba6d4002b2c
[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" "a256a20c03af2a5bac40ba33f86ffbceb9cd9f6b7058aa5acc49fba6d4002b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a256a20c03af2a5bac40ba33f86ffbceb9cd9f6b7058aa5acc49fba6d4002b2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a256a20c03af2a5bac40ba33f86ffbceb9cd9f6b7058aa5acc49fba6d4002b2c", kill_on_drop: false }`
[INFO] [stdout] a256a20c03af2a5bac40ba33f86ffbceb9cd9f6b7058aa5acc49fba6d4002b2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 9e65931c5afba900d45a167b7d75adaa3542e193c40f2102626fb5358652e01c
[INFO] running `Command { std: "docker" "start" "-a" "9e65931c5afba900d45a167b7d75adaa3542e193c40f2102626fb5358652e01c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling i2c v0.1.0
[INFO] [stderr]    Compiling i2cdev v0.4.4
[INFO] [stderr]    Compiling i2c-i2cdev v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "9e65931c5afba900d45a167b7d75adaa3542e193c40f2102626fb5358652e01c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e65931c5afba900d45a167b7d75adaa3542e193c40f2102626fb5358652e01c", kill_on_drop: false }`
[INFO] [stdout] 9e65931c5afba900d45a167b7d75adaa3542e193c40f2102626fb5358652e01c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 8eda1d61e0b7588d50731573a7ede6173562403aa444fa5d749e353b299e953e
[INFO] running `Command { std: "docker" "start" "-a" "8eda1d61e0b7588d50731573a7ede6173562403aa444fa5d749e353b299e953e", kill_on_drop: false }`
[INFO] [stderr]    Compiling i2c-i2cdev v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/i2c_i2cdev-8e32bf09e9ec6747)
[INFO] running `Command { std: "docker" "inspect" "8eda1d61e0b7588d50731573a7ede6173562403aa444fa5d749e353b299e953e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eda1d61e0b7588d50731573a7ede6173562403aa444fa5d749e353b299e953e", kill_on_drop: false }`
[INFO] [stdout] 8eda1d61e0b7588d50731573a7ede6173562403aa444fa5d749e353b299e953e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 463ddf0b497e20a1889788456e014eab5d038f331cfc6d03187107f1c78616e3
[INFO] running `Command { std: "docker" "start" "-a" "463ddf0b497e20a1889788456e014eab5d038f331cfc6d03187107f1c78616e3", 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/i2c_i2cdev-8e32bf09e9ec6747)
[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 i2c-i2cdev
[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" "463ddf0b497e20a1889788456e014eab5d038f331cfc6d03187107f1c78616e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463ddf0b497e20a1889788456e014eab5d038f331cfc6d03187107f1c78616e3", kill_on_drop: false }`
[INFO] [stdout] 463ddf0b497e20a1889788456e014eab5d038f331cfc6d03187107f1c78616e3