[INFO] fetching crate filedescriptor 0.7.1...
[INFO] testing filedescriptor-0.7.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate filedescriptor 0.7.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate filedescriptor 0.7.1 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 filedescriptor 0.7.1
[INFO] finished tweaking crates.io crate filedescriptor 0.7.1
[INFO] tweaked toml for crates.io crate filedescriptor 0.7.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=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] 94d7b750be23a1c190e51e59281f4c2b0d2406bdd3b40bd5a74edb5605166c96
[INFO] running `"docker" "start" "-a" "94d7b750be23a1c190e51e59281f4c2b0d2406bdd3b40bd5a74edb5605166c96"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling filedescriptor v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.89s
[INFO] running `"docker" "inspect" "94d7b750be23a1c190e51e59281f4c2b0d2406bdd3b40bd5a74edb5605166c96"`
[INFO] running `"docker" "rm" "-f" "94d7b750be23a1c190e51e59281f4c2b0d2406bdd3b40bd5a74edb5605166c96"`
[INFO] [stdout] 94d7b750be23a1c190e51e59281f4c2b0d2406bdd3b40bd5a74edb5605166c96
[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=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] 43977d412e9e9a59242e21444d13fe8a9b0e0242b438b2030e8e756568c0528e
[INFO] running `"docker" "start" "-a" "43977d412e9e9a59242e21444d13fe8a9b0e0242b438b2030e8e756568c0528e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling filedescriptor v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "43977d412e9e9a59242e21444d13fe8a9b0e0242b438b2030e8e756568c0528e"`
[INFO] running `"docker" "rm" "-f" "43977d412e9e9a59242e21444d13fe8a9b0e0242b438b2030e8e756568c0528e"`
[INFO] [stdout] 43977d412e9e9a59242e21444d13fe8a9b0e0242b438b2030e8e756568c0528e
[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=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] e9a5e3ed23924f875b1013cd305015c31d249f520e7c1d134e114ad7ef44b45b
[INFO] running `"docker" "start" "-a" "e9a5e3ed23924f875b1013cd305015c31d249f520e7c1d134e114ad7ef44b45b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/filedescriptor-5263dab525e2a1c4
[INFO] [stderr]    Doc-tests filedescriptor
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs -  (line 76) ... ok
[INFO] [stdout] test src/lib.rs - FileDescriptor (line 193) ... ok
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/lib.rs -  (line 34) ... ok
[INFO] [stdout] test src/lib.rs - Pipe (line 265) ... ok
[INFO] [stdout] test src/lib.rs -  (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e9a5e3ed23924f875b1013cd305015c31d249f520e7c1d134e114ad7ef44b45b"`
[INFO] running `"docker" "rm" "-f" "e9a5e3ed23924f875b1013cd305015c31d249f520e7c1d134e114ad7ef44b45b"`
[INFO] [stdout] e9a5e3ed23924f875b1013cd305015c31d249f520e7c1d134e114ad7ef44b45b