[INFO] fetching crate prange2 2.0.1...
[INFO] testing prange2-2.0.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate prange2 2.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate prange2 2.0.1 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 prange2 2.0.1
[INFO] finished tweaking crates.io crate prange2 2.0.1
[INFO] tweaked toml for crates.io crate prange2 2.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4733d1797905f23741001f6f58829dcdcfe0de8bb9b20a1845e5a05fed222597
[INFO] running `"docker" "start" "-a" "4733d1797905f23741001f6f58829dcdcfe0de8bb9b20a1845e5a05fed222597"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling prange2 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |             Integer(_, x) => x.description(),
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "4733d1797905f23741001f6f58829dcdcfe0de8bb9b20a1845e5a05fed222597"`
[INFO] running `"docker" "rm" "-f" "4733d1797905f23741001f6f58829dcdcfe0de8bb9b20a1845e5a05fed222597"`
[INFO] [stdout] 4733d1797905f23741001f6f58829dcdcfe0de8bb9b20a1845e5a05fed222597
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 810f6ea46aa9691e719bba71609f5fe4d4f532cba8af6a7a2893204176a1512d
[INFO] running `"docker" "start" "-a" "810f6ea46aa9691e719bba71609f5fe4d4f532cba8af6a7a2893204176a1512d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling prange2 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |             Integer(_, x) => x.description(),
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |             Integer(_, x) => x.description(),
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "810f6ea46aa9691e719bba71609f5fe4d4f532cba8af6a7a2893204176a1512d"`
[INFO] running `"docker" "rm" "-f" "810f6ea46aa9691e719bba71609f5fe4d4f532cba8af6a7a2893204176a1512d"`
[INFO] [stdout] 810f6ea46aa9691e719bba71609f5fe4d4f532cba8af6a7a2893204176a1512d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d9cd27f8b318e7667ada9a9d4d157b2f669bba8f496b1370add39afcb5086e6a
[INFO] running `"docker" "start" "-a" "d9cd27f8b318e7667ada9a9d4d157b2f669bba8f496b1370add39afcb5086e6a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |             Integer(_, x) => x.description(),
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:158:32
[INFO] [stderr]     |
[INFO] [stderr] 158 |             Integer(_, x) => x.description(),
[INFO] [stderr]     |                                ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prange2-035484223d0f2f1d
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test::parse_empty ... ok
[INFO] [stdout] test test::parse_err_empty_range2 ... ok
[INFO] [stdout] test test::parse_err_empty_range4 ... ok
[INFO] [stdout] test test::parse_err_integer ... ok
[INFO] [stdout] test test::parse_err_invalid_range1 ... ok
[INFO] [stdout] test test::parse_err_invalid_range3 ... ok
[INFO] [stdout] test test::parse_err_invalid_range4 ... ok
[INFO] [stdout] test test::parse_intersection ... ok
[INFO] [stdout] test test::parse_one_mixed ... ok
[INFO] [stdout] test test::parse_one_range ... ok
[INFO] [stdout] test test::parse_open_left ... ok
[INFO] [stdout] test test::parse_three ... ok
[INFO] [stdout] test test::parse_err_empty_range3 ... ok
[INFO] [stderr]    Doc-tests prange2
[INFO] [stdout] test test::parse_three_mixed ... ok
[INFO] [stdout] test test::parse_err_illegal_char1 ... ok
[INFO] [stdout] test test::parse_three_range ... ok
[INFO] [stdout] test test::parse_open_right ... ok
[INFO] [stdout] test test::parse_err_empty_range1 ... ok
[INFO] [stdout] test test::parse_err_illegal_char2 ... ok
[INFO] [stdout] test test::parse_err_invalid_range2 ... ok
[INFO] [stdout] test test::parse_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 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 24) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d9cd27f8b318e7667ada9a9d4d157b2f669bba8f496b1370add39afcb5086e6a"`
[INFO] running `"docker" "rm" "-f" "d9cd27f8b318e7667ada9a9d4d157b2f669bba8f496b1370add39afcb5086e6a"`
[INFO] [stdout] d9cd27f8b318e7667ada9a9d4d157b2f669bba8f496b1370add39afcb5086e6a