[INFO] crate openat-ext 0.1.2 is already in cache
[INFO] testing openat-ext-0.1.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate openat-ext 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate openat-ext 0.1.2 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 openat-ext 0.1.2
[INFO] finished tweaking crates.io crate openat-ext 0.1.2
[INFO] tweaked toml for crates.io crate openat-ext 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ffe88f8180704f36df9cd04bfffa792b69b7d24618aa51cd4382c3c7c0b60fda
[INFO] running `"docker" "start" "-a" "ffe88f8180704f36df9cd04bfffa792b69b7d24618aa51cd4382c3c7c0b60fda"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling openat v0.1.18
[INFO] [stderr]    Compiling openat-ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "ffe88f8180704f36df9cd04bfffa792b69b7d24618aa51cd4382c3c7c0b60fda"`
[INFO] running `"docker" "rm" "-f" "ffe88f8180704f36df9cd04bfffa792b69b7d24618aa51cd4382c3c7c0b60fda"`
[INFO] [stdout] ffe88f8180704f36df9cd04bfffa792b69b7d24618aa51cd4382c3c7c0b60fda
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 48f8f1aba3429e141a47ebbe815d5b6a38c371f347473fb74b5efbbf0ed37976
[INFO] running `"docker" "start" "-a" "48f8f1aba3429e141a47ebbe815d5b6a38c371f347473fb74b5efbbf0ed37976"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling openat-ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/basic.rs:6:40
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stderr]   |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:107:44
[INFO] [stderr]     |
[INFO] [stderr] 107 |     type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stderr]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `"docker" "inspect" "48f8f1aba3429e141a47ebbe815d5b6a38c371f347473fb74b5efbbf0ed37976"`
[INFO] running `"docker" "rm" "-f" "48f8f1aba3429e141a47ebbe815d5b6a38c371f347473fb74b5efbbf0ed37976"`
[INFO] [stdout] 48f8f1aba3429e141a47ebbe815d5b6a38c371f347473fb74b5efbbf0ed37976
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] c24aa5d08b7074e6730fa009f9ec31ec0726ddacf2c2581c5d22d22023dab098
[INFO] running `"docker" "start" "-a" "c24aa5d08b7074e6730fa009f9ec31ec0726ddacf2c2581c5d22d22023dab098"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:107:44
[INFO] [stderr]     |
[INFO] [stderr] 107 |     type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stderr]     |                                            ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/basic.rs:6:40
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stderr]   |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/openat_ext-43f2de3008e478fd
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::get_file_type ... ok
[INFO] [stdout] test tests::open_file_optional ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic-c68123322c749777
[INFO] [stdout] running 3 tests
[INFO] [stdout] test exists ... ok
[INFO] [stdout] test dir_tests ... ok
[INFO] [stdout] test open_file_optional ... ok
[INFO] [stderr]    Doc-tests openat-ext
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 3) ... 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" "c24aa5d08b7074e6730fa009f9ec31ec0726ddacf2c2581c5d22d22023dab098"`
[INFO] running `"docker" "rm" "-f" "c24aa5d08b7074e6730fa009f9ec31ec0726ddacf2c2581c5d22d22023dab098"`
[INFO] [stdout] c24aa5d08b7074e6730fa009f9ec31ec0726ddacf2c2581c5d22d22023dab098