[INFO] crate cargo-msrv 0.2.0 is already in cache
[INFO] checking cargo-msrv-0.2.0 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate cargo-msrv 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-msrv 0.2.0 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-msrv 0.2.0
[INFO] finished tweaking crates.io crate cargo-msrv 0.2.0
[INFO] tweaked toml for crates.io crate cargo-msrv 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cargo-msrv 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7b22cdf6f5c066faed50b591ac477cadd80dd6791d7d82f05fe38b9909689d43
[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" "7b22cdf6f5c066faed50b591ac477cadd80dd6791d7d82f05fe38b9909689d43"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking attohttpc v0.10.0
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking cargo-msrv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.13s
[INFO] running `"docker" "inspect" "7b22cdf6f5c066faed50b591ac477cadd80dd6791d7d82f05fe38b9909689d43"`
[INFO] running `"docker" "rm" "-f" "7b22cdf6f5c066faed50b591ac477cadd80dd6791d7d82f05fe38b9909689d43"`
[INFO] [stdout] 7b22cdf6f5c066faed50b591ac477cadd80dd6791d7d82f05fe38b9909689d43