[INFO] fetching crate senseair 0.4.0...
[INFO] testing senseair-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate senseair 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate senseair 0.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate senseair 0.4.0
[INFO] finished tweaking crates.io crate senseair 0.4.0
[INFO] tweaked toml for crates.io crate senseair 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41d1549f88f1de7bf556038f74f6c5f353b6e85d6c091a2301b1de0075869125
[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" "41d1549f88f1de7bf556038f74f6c5f353b6e85d6c091a2301b1de0075869125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41d1549f88f1de7bf556038f74f6c5f353b6e85d6c091a2301b1de0075869125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d1549f88f1de7bf556038f74f6c5f353b6e85d6c091a2301b1de0075869125", kill_on_drop: false }`
[INFO] [stdout] 41d1549f88f1de7bf556038f74f6c5f353b6e85d6c091a2301b1de0075869125
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 861c234923245a4179a16ad1f76a41ffab5c23a28a7b33ec420649ec2782aa43
[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" "861c234923245a4179a16ad1f76a41ffab5c23a28a7b33ec420649ec2782aa43", kill_on_drop: false }`
[INFO] [stderr]    Compiling senseair v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "861c234923245a4179a16ad1f76a41ffab5c23a28a7b33ec420649ec2782aa43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "861c234923245a4179a16ad1f76a41ffab5c23a28a7b33ec420649ec2782aa43", kill_on_drop: false }`
[INFO] [stdout] 861c234923245a4179a16ad1f76a41ffab5c23a28a7b33ec420649ec2782aa43
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fbdc59ebb7a4f708ef773c12bd77f07b5c8cdb9ef155939d499e45a2d574893
[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" "7fbdc59ebb7a4f708ef773c12bd77f07b5c8cdb9ef155939d499e45a2d574893", kill_on_drop: false }`
[INFO] [stderr]    Compiling senseair v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "7fbdc59ebb7a4f708ef773c12bd77f07b5c8cdb9ef155939d499e45a2d574893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbdc59ebb7a4f708ef773c12bd77f07b5c8cdb9ef155939d499e45a2d574893", kill_on_drop: false }`
[INFO] [stdout] 7fbdc59ebb7a4f708ef773c12bd77f07b5c8cdb9ef155939d499e45a2d574893
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 8799d4e601682542d14b3d7d0e4ef3a0bcfd23f491ad9389954f86a2aa62bd0e
[INFO] running `Command { std: "docker" "start" "-a" "8799d4e601682542d14b3d7d0e4ef3a0bcfd23f491ad9389954f86a2aa62bd0e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/senseair-532dc34f72d6bcdf
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test co2::i2c::tests::test_checksum ... ok
[INFO] [stdout] test co2::i2c::tests::test_serialization ... ok
[INFO] [stderr]    Doc-tests senseair
[INFO] [stdout] test co2::i2c::tests::test_validate_checksum ... ok
[INFO] [stdout] test co2::i2c::tests::test_first_set_bit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/co2/i2c.rs - co2::i2c::Protocol (line 177) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8799d4e601682542d14b3d7d0e4ef3a0bcfd23f491ad9389954f86a2aa62bd0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8799d4e601682542d14b3d7d0e4ef3a0bcfd23f491ad9389954f86a2aa62bd0e", kill_on_drop: false }`
[INFO] [stdout] 8799d4e601682542d14b3d7d0e4ef3a0bcfd23f491ad9389954f86a2aa62bd0e