[INFO] crate fsort 1.0.0 is already in cache
[INFO] testing fsort-1.0.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate fsort 1.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fsort 1.0.0 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 fsort 1.0.0
[INFO] finished tweaking crates.io crate fsort 1.0.0
[INFO] tweaked toml for crates.io crate fsort 1.0.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6dfbc5e228e243a60f783ca759a8cf0974e34d43f94bf258ff3817bf6026c451
[INFO] running `"docker" "start" "-a" "6dfbc5e228e243a60f783ca759a8cf0974e34d43f94bf258ff3817bf6026c451"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fsort v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_collection/dynamic_collection.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     collection : Box<FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static>
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/criterion/error.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "6dfbc5e228e243a60f783ca759a8cf0974e34d43f94bf258ff3817bf6026c451"`
[INFO] running `"docker" "rm" "-f" "6dfbc5e228e243a60f783ca759a8cf0974e34d43f94bf258ff3817bf6026c451"`
[INFO] [stdout] 6dfbc5e228e243a60f783ca759a8cf0974e34d43f94bf258ff3817bf6026c451
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 41d68cb407d4a0d25bdd76ed2f59e959767cd296b7b8e3e91d37f598341f1a0d
[INFO] running `"docker" "start" "-a" "41d68cb407d4a0d25bdd76ed2f59e959767cd296b7b8e3e91d37f598341f1a0d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fsort v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_collection/dynamic_collection.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     collection : Box<FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static>
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/criterion/error.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_collection/dynamic_collection.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     collection : Box<FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static>
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/criterion/error.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "41d68cb407d4a0d25bdd76ed2f59e959767cd296b7b8e3e91d37f598341f1a0d"`
[INFO] running `"docker" "rm" "-f" "41d68cb407d4a0d25bdd76ed2f59e959767cd296b7b8e3e91d37f598341f1a0d"`
[INFO] [stdout] 41d68cb407d4a0d25bdd76ed2f59e959767cd296b7b8e3e91d37f598341f1a0d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 771b7e00feb20f940ed8409c6f2fa43dbaabecc0e747a1f9f01a15ef47a6bb4a
[INFO] running `"docker" "start" "-a" "771b7e00feb20f940ed8409c6f2fa43dbaabecc0e747a1f9f01a15ef47a6bb4a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_collection/dynamic_collection.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     collection : Box<FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static>
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/criterion/error.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_collection/dynamic_collection.rs:10:22
[INFO] [stderr]    |
[INFO] [stderr] 10 |     collection : Box<FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static>
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FileCollection<IntoIter=PathIter,Item=PathBuf> + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/criterion/error.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |         write!(f, "{}", self.description())
[INFO] [stderr]    |                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fsort-22ca2a7bfc8fd9c6
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fsort
[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 4 tests
[INFO] [stdout] test src/file_collection/static_collection.rs - file_collection::static_collection::StaticCollection<C>::new (line 25) ... ok
[INFO] [stdout] test src/file_collection/static_collection.rs - file_collection::static_collection::StaticCollection<C>::iter (line 40) ... ok
[INFO] [stdout] test src/file_collection/dynamic_collection.rs - file_collection::dynamic_collection::DynamicCollection::new (line 17) ... ok
[INFO] [stdout] test src/file_collection/dynamic_collection.rs - file_collection::dynamic_collection::DynamicCollection::set_criterion (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "771b7e00feb20f940ed8409c6f2fa43dbaabecc0e747a1f9f01a15ef47a6bb4a"`
[INFO] running `"docker" "rm" "-f" "771b7e00feb20f940ed8409c6f2fa43dbaabecc0e747a1f9f01a15ef47a6bb4a"`
[INFO] [stdout] 771b7e00feb20f940ed8409c6f2fa43dbaabecc0e747a1f9f01a15ef47a6bb4a