[INFO] updating cached repository https://github.com/rkalnins/rust-explore
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 577ae77ace83c91f3544a8d20e2a33eda3360011
[INFO] testing rkalnins/rust-explore against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frkalnins%2Frust-explore" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rkalnins/rust-explore on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rkalnins/rust-explore
[INFO] finished tweaking git repo https://github.com/rkalnins/rust-explore
[INFO] tweaked toml for git repo https://github.com/rkalnins/rust-explore written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rkalnins/rust-explore already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a12cbd6b886ae870dcc304393dd8ab5145ea6c70c0bbd3c6a9654843d7f22e88
[INFO] running `"docker" "start" "-a" "a12cbd6b886ae870dcc304393dd8ab5145ea6c70c0bbd3c6a9654843d7f22e88"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling ferris-says v0.1.1
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling rust-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.30s
[INFO] running `"docker" "inspect" "a12cbd6b886ae870dcc304393dd8ab5145ea6c70c0bbd3c6a9654843d7f22e88"`
[INFO] running `"docker" "rm" "-f" "a12cbd6b886ae870dcc304393dd8ab5145ea6c70c0bbd3c6a9654843d7f22e88"`
[INFO] [stdout] a12cbd6b886ae870dcc304393dd8ab5145ea6c70c0bbd3c6a9654843d7f22e88
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8f22b0a06ca7fd8edc3a535530914ddbf212206cdf35b12f708fd3c9b3659e4c
[INFO] running `"docker" "start" "-a" "8f22b0a06ca7fd8edc3a535530914ddbf212206cdf35b12f708fd3c9b3659e4c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "8f22b0a06ca7fd8edc3a535530914ddbf212206cdf35b12f708fd3c9b3659e4c"`
[INFO] running `"docker" "rm" "-f" "8f22b0a06ca7fd8edc3a535530914ddbf212206cdf35b12f708fd3c9b3659e4c"`
[INFO] [stdout] 8f22b0a06ca7fd8edc3a535530914ddbf212206cdf35b12f708fd3c9b3659e4c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 12a8494910770d6e8c06c50ef0bc448101276de7f9e0bff41cd7f7c553479711
[INFO] running `"docker" "start" "-a" "12a8494910770d6e8c06c50ef0bc448101276de7f9e0bff41cd7f7c553479711"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_test-cfbaa3dcda067ec3
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "12a8494910770d6e8c06c50ef0bc448101276de7f9e0bff41cd7f7c553479711"`
[INFO] running `"docker" "rm" "-f" "12a8494910770d6e8c06c50ef0bc448101276de7f9e0bff41cd7f7c553479711"`
[INFO] [stdout] 12a8494910770d6e8c06c50ef0bc448101276de7f9e0bff41cd7f7c553479711