[INFO] fetching crate uptime_lib 0.2.1...
[INFO] testing uptime_lib-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate uptime_lib 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate uptime_lib 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uptime_lib 0.2.1
[INFO] finished tweaking crates.io crate uptime_lib 0.2.1
[INFO] tweaked toml for crates.io crate uptime_lib 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate uptime_lib 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a15e9834cc7776316085013ee1e9150524c8f8082c3ad2cba85fbdca47323681
[INFO] running `Command { std: "docker" "start" "-a" "a15e9834cc7776316085013ee1e9150524c8f8082c3ad2cba85fbdca47323681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a15e9834cc7776316085013ee1e9150524c8f8082c3ad2cba85fbdca47323681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a15e9834cc7776316085013ee1e9150524c8f8082c3ad2cba85fbdca47323681", kill_on_drop: false }`
[INFO] [stdout] a15e9834cc7776316085013ee1e9150524c8f8082c3ad2cba85fbdca47323681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4a035ae7f6e3441be3ecdd88d46e79dd66d096ba080dc6a9d07ed0927d8b067
[INFO] running `Command { std: "docker" "start" "-a" "a4a035ae7f6e3441be3ecdd88d46e79dd66d096ba080dc6a9d07ed0927d8b067", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling uptime_lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "a4a035ae7f6e3441be3ecdd88d46e79dd66d096ba080dc6a9d07ed0927d8b067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4a035ae7f6e3441be3ecdd88d46e79dd66d096ba080dc6a9d07ed0927d8b067", kill_on_drop: false }`
[INFO] [stdout] a4a035ae7f6e3441be3ecdd88d46e79dd66d096ba080dc6a9d07ed0927d8b067
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90810d68d2e33652b5a09c9b60cefd297a6cd4c83d675d0fdca812b32cf5a389
[INFO] running `Command { std: "docker" "start" "-a" "90810d68d2e33652b5a09c9b60cefd297a6cd4c83d675d0fdca812b32cf5a389", kill_on_drop: false }`
[INFO] [stderr]    Compiling uptime_lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "90810d68d2e33652b5a09c9b60cefd297a6cd4c83d675d0fdca812b32cf5a389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90810d68d2e33652b5a09c9b60cefd297a6cd4c83d675d0fdca812b32cf5a389", kill_on_drop: false }`
[INFO] [stdout] 90810d68d2e33652b5a09c9b60cefd297a6cd4c83d675d0fdca812b32cf5a389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d744efd839b1767a24d0d2d776559f4a89077779ced891fedc48a53319f9382
[INFO] running `Command { std: "docker" "start" "-a" "7d744efd839b1767a24d0d2d776559f4a89077779ced891fedc48a53319f9382", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uptime_lib-3250f1e7c8556e46)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uptime_rs-2eabe3c212266135)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-8ffd237bfbcf377d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uptime_lib
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_uptime_get ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "7d744efd839b1767a24d0d2d776559f4a89077779ced891fedc48a53319f9382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d744efd839b1767a24d0d2d776559f4a89077779ced891fedc48a53319f9382", kill_on_drop: false }`
[INFO] [stdout] 7d744efd839b1767a24d0d2d776559f4a89077779ced891fedc48a53319f9382