[INFO] crate cargo-msrv 0.1.0 is already in cache
[INFO] checking cargo-msrv-0.1.0 against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66852
[INFO] extracting crate cargo-msrv 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-msrv 0.1.0 on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-msrv 0.1.0
[INFO] finished tweaking crates.io crate cargo-msrv 0.1.0
[INFO] tweaked toml for crates.io crate cargo-msrv 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cargo-msrv 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f8c625ebac888e219e32c2e172cad60aec6ea86d68a760fd1291a728e2747ec2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f8c625ebac888e219e32c2e172cad60aec6ea86d68a760fd1291a728e2747ec2"`
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]     Checking serde v1.0.101
[INFO] [stderr]     Checking console v0.9.0
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking indicatif v0.12.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking cargo-msrv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.91s
[INFO] running `"docker" "inspect" "f8c625ebac888e219e32c2e172cad60aec6ea86d68a760fd1291a728e2747ec2"`
[INFO] running `"docker" "rm" "-f" "f8c625ebac888e219e32c2e172cad60aec6ea86d68a760fd1291a728e2747ec2"`
[INFO] [stdout] f8c625ebac888e219e32c2e172cad60aec6ea86d68a760fd1291a728e2747ec2