[INFO] crate diff 0.1.12 is already in cache
[INFO] testing diff-0.1.12 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate diff 0.1.12 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate diff 0.1.12 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 diff 0.1.12
[INFO] finished tweaking crates.io crate diff 0.1.12
[INFO] tweaked toml for crates.io crate diff 0.1.12 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate diff 0.1.12 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] 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] 453ef133172d3dbdadafe8883f577561b2e425de24ccbcb5a24648703cc86597
[INFO] running `"docker" "start" "-a" "453ef133172d3dbdadafe8883f577561b2e425de24ccbcb5a24648703cc86597"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling diff v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "453ef133172d3dbdadafe8883f577561b2e425de24ccbcb5a24648703cc86597"`
[INFO] running `"docker" "rm" "-f" "453ef133172d3dbdadafe8883f577561b2e425de24ccbcb5a24648703cc86597"`
[INFO] [stdout] 453ef133172d3dbdadafe8883f577561b2e425de24ccbcb5a24648703cc86597
[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] e9b7502da77e13bb1045fd7afe38fd3c0da708511afa078ffa22ea46abecf806
[INFO] running `"docker" "start" "-a" "e9b7502da77e13bb1045fd7afe38fd3c0da708511afa078ffa22ea46abecf806"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling log v0.4.10
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling quickcheck v0.9.0
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]    Compiling diff v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.52s
[INFO] running `"docker" "inspect" "e9b7502da77e13bb1045fd7afe38fd3c0da708511afa078ffa22ea46abecf806"`
[INFO] running `"docker" "rm" "-f" "e9b7502da77e13bb1045fd7afe38fd3c0da708511afa078ffa22ea46abecf806"`
[INFO] [stdout] e9b7502da77e13bb1045fd7afe38fd3c0da708511afa078ffa22ea46abecf806
[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] af05aa2c55480be722e4839f396169b4624e28555efb4f961d7aa721df08a9d0
[INFO] running `"docker" "start" "-a" "af05aa2c55480be722e4839f396169b4624e28555efb4f961d7aa721df08a9d0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/diff-ebbaec674f1d3c54
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-742f5acb24e90ede
[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 19 tests
[INFO] [stdout] test speculate_0::lines::test_both_empty ... ok
[INFO] [stdout] test speculate_0::lines::test__10 ... ok
[INFO] [stdout] test speculate_0::chars::test_misc_1 ... ok
[INFO] [stdout] test speculate_0::chars::test_both_equal_and_non_empty ... ok
[INFO] [stdout] test speculate_0::chars::test_one_empty ... ok
[INFO] [stdout] test speculate_0::issues::test__4 ... ok
[INFO] [stdout] test speculate_0::issues::test__6 ... ok
[INFO] [stdout] test speculate_0::lines::test_misc_1 ... ok
[INFO] [stdout] test speculate_0::slice::test_left_empty_right_non_empty ... ok
[INFO] [stdout] test speculate_0::lines::test_both_equal_and_non_empty ... ok
[INFO] [stdout] test speculate_0::slice::test_empty_slices ... ok
[INFO] [stdout] test speculate_0::chars::test_both_empty ... ok
[INFO] [stdout] test speculate_0::slice::test_equal_non_empty_slices ... ok
[INFO] [stdout] test speculate_0::slice::test_misc_2 ... ok
[INFO] [stdout] test speculate_0::lines::test_one_empty ... ok
[INFO] [stdout] test speculate_0::slice::test_left_non_empty_right_empty ... ok
[INFO] [stdout] test speculate_0::slice::test_misc_1 ... ok
[INFO] [stdout] test speculate_0::slice::test_misc_3 ... ok
[INFO] [stdout] test speculate_0::slice::test_quickcheck ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests diff
[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] running `"docker" "inspect" "af05aa2c55480be722e4839f396169b4624e28555efb4f961d7aa721df08a9d0"`
[INFO] running `"docker" "rm" "-f" "af05aa2c55480be722e4839f396169b4624e28555efb4f961d7aa721df08a9d0"`
[INFO] [stdout] af05aa2c55480be722e4839f396169b4624e28555efb4f961d7aa721df08a9d0