[INFO] fetching crate prettyjson 0.1.2...
[INFO] testing prettyjson-0.1.2 against 1.44.0 for beta-1.45-1
[INFO] extracting crate prettyjson 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate prettyjson 0.1.2 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate prettyjson 0.1.2
[INFO] finished tweaking crates.io crate prettyjson 0.1.2
[INFO] tweaked toml for crates.io crate prettyjson 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate prettyjson 0.1.2 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] bb30a2510af13de37a0c1fc8bc9b389630d98b723ad669637693cfd3489347de
[INFO] running `"docker" "start" "-a" "bb30a2510af13de37a0c1fc8bc9b389630d98b723ad669637693cfd3489347de"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling prettyjson v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling json v0.11.15
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rust_util v0.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.05s
[INFO] running `"docker" "inspect" "bb30a2510af13de37a0c1fc8bc9b389630d98b723ad669637693cfd3489347de"`
[INFO] running `"docker" "rm" "-f" "bb30a2510af13de37a0c1fc8bc9b389630d98b723ad669637693cfd3489347de"`
[INFO] [stdout] bb30a2510af13de37a0c1fc8bc9b389630d98b723ad669637693cfd3489347de
[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] 57023f41351b185fa9db693565edb99d96e7d70cb10416c9b46b307d59f5b23a
[INFO] running `"docker" "start" "-a" "57023f41351b185fa9db693565edb99d96e7d70cb10416c9b46b307d59f5b23a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling prettyjson v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "57023f41351b185fa9db693565edb99d96e7d70cb10416c9b46b307d59f5b23a"`
[INFO] running `"docker" "rm" "-f" "57023f41351b185fa9db693565edb99d96e7d70cb10416c9b46b307d59f5b23a"`
[INFO] [stdout] 57023f41351b185fa9db693565edb99d96e7d70cb10416c9b46b307d59f5b23a
[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] 4ed15a852bcb4bc6ea6e7dbbf2d5b7cd8185b47c6af76bbc56f79683d51095cd
[INFO] running `"docker" "start" "-a" "4ed15a852bcb4bc6ea6e7dbbf2d5b7cd8185b47c6af76bbc56f79683d51095cd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prettyjson-31781b284fcdf150
[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" "4ed15a852bcb4bc6ea6e7dbbf2d5b7cd8185b47c6af76bbc56f79683d51095cd"`
[INFO] running `"docker" "rm" "-f" "4ed15a852bcb4bc6ea6e7dbbf2d5b7cd8185b47c6af76bbc56f79683d51095cd"`
[INFO] [stdout] 4ed15a852bcb4bc6ea6e7dbbf2d5b7cd8185b47c6af76bbc56f79683d51095cd