[INFO] fetching crate varlink-cli 4.5.1...
[INFO] testing varlink-cli-4.5.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate varlink-cli 4.5.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate varlink-cli 4.5.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate varlink-cli 4.5.1
[INFO] finished tweaking crates.io crate varlink-cli 4.5.1
[INFO] tweaked toml for crates.io crate varlink-cli 4.5.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate varlink-cli 4.5.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded varlink_stdinterfaces v11.0.1
[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" "+beta-2020-06-03" "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] 4ceecdb6f5410bc6e749b34b6d0881b3163608615bc8c624a86d5f31c0441a7e
[INFO] running `"docker" "start" "-a" "4ceecdb6f5410bc6e749b34b6d0881b3163608615bc8c624a86d5f31c0441a7e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling peg-runtime v0.6.2
[INFO] [stderr]    Compiling varlink_parser v4.0.4
[INFO] [stderr]    Compiling chainerror v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling peg-macros v0.6.2
[INFO] [stderr]    Compiling varlink v11.0.0
[INFO] [stderr]    Compiling colored_json v2.1.0
[INFO] [stderr]    Compiling peg v0.6.2
[INFO] [stderr]    Compiling varlink_generator v9.0.0
[INFO] [stderr]    Compiling varlink_stdinterfaces v11.0.1
[INFO] [stderr]    Compiling varlink-cli v4.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.75s
[INFO] running `"docker" "inspect" "4ceecdb6f5410bc6e749b34b6d0881b3163608615bc8c624a86d5f31c0441a7e"`
[INFO] running `"docker" "rm" "-f" "4ceecdb6f5410bc6e749b34b6d0881b3163608615bc8c624a86d5f31c0441a7e"`
[INFO] [stdout] 4ceecdb6f5410bc6e749b34b6d0881b3163608615bc8c624a86d5f31c0441a7e
[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" "+beta-2020-06-03" "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] ca826f9c239210e1fa8ce5042c76e8b32db8191562e8369ef82405dbc2f62758
[INFO] running `"docker" "start" "-a" "ca826f9c239210e1fa8ce5042c76e8b32db8191562e8369ef82405dbc2f62758"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling escargot v0.5.0
[INFO] [stderr]    Compiling varlink-cli v4.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.01s
[INFO] running `"docker" "inspect" "ca826f9c239210e1fa8ce5042c76e8b32db8191562e8369ef82405dbc2f62758"`
[INFO] running `"docker" "rm" "-f" "ca826f9c239210e1fa8ce5042c76e8b32db8191562e8369ef82405dbc2f62758"`
[INFO] [stdout] ca826f9c239210e1fa8ce5042c76e8b32db8191562e8369ef82405dbc2f62758
[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" "+beta-2020-06-03" "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] b3bc8a75f67c833a2daa3089cf83aeb62de52d7c4a3ec717c3d1cc1ab86c558a
[INFO] running `"docker" "start" "-a" "b3bc8a75f67c833a2daa3089cf83aeb62de52d7c4a3ec717c3d1cc1ab86c558a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/varlink-4503b12d48bcd54c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_exec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b3bc8a75f67c833a2daa3089cf83aeb62de52d7c4a3ec717c3d1cc1ab86c558a"`
[INFO] running `"docker" "rm" "-f" "b3bc8a75f67c833a2daa3089cf83aeb62de52d7c4a3ec717c3d1cc1ab86c558a"`
[INFO] [stdout] b3bc8a75f67c833a2daa3089cf83aeb62de52d7c4a3ec717c3d1cc1ab86c558a