[INFO] fetching crate chars 0.5.0...
[INFO] testing chars-0.5.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate chars 0.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate chars 0.5.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chars 0.5.0
[INFO] finished tweaking crates.io crate chars 0.5.0
[INFO] tweaked toml for crates.io crate chars 0.5.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate chars 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74b13ba74f03deddbc544d6067f8964f849d01ef5d9a10f2726caac67170eb32
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "74b13ba74f03deddbc544d6067f8964f849d01ef5d9a10f2726caac67170eb32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74b13ba74f03deddbc544d6067f8964f849d01ef5d9a10f2726caac67170eb32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b13ba74f03deddbc544d6067f8964f849d01ef5d9a10f2726caac67170eb32", kill_on_drop: false }`
[INFO] [stdout] 74b13ba74f03deddbc544d6067f8964f849d01ef5d9a10f2726caac67170eb32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba04a9679e39e9ea8ba068a203629c7cae3f32528a1125d0ba12bf2c2e1ba0ad
[INFO] running `Command { std: "docker" "start" "-a" "ba04a9679e39e9ea8ba068a203629c7cae3f32528a1125d0ba12bf2c2e1ba0ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling fst v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling unicode_names2 v0.4.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling regex v1.3.5
[INFO] [stderr]    Compiling chars_data v0.5.0
[INFO] [stderr]    Compiling chars v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.42s
[INFO] running `Command { std: "docker" "inspect" "ba04a9679e39e9ea8ba068a203629c7cae3f32528a1125d0ba12bf2c2e1ba0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba04a9679e39e9ea8ba068a203629c7cae3f32528a1125d0ba12bf2c2e1ba0ad", kill_on_drop: false }`
[INFO] [stdout] ba04a9679e39e9ea8ba068a203629c7cae3f32528a1125d0ba12bf2c2e1ba0ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7d62410d4830a30638c39ea223cdf2841c12a6b30e3c4d16037e8c24ea34b52
[INFO] running `Command { std: "docker" "start" "-a" "e7d62410d4830a30638c39ea223cdf2841c12a6b30e3c4d16037e8c24ea34b52", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.5
[INFO] [stderr]    Compiling chars v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.19s
[INFO] running `Command { std: "docker" "inspect" "e7d62410d4830a30638c39ea223cdf2841c12a6b30e3c4d16037e8c24ea34b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d62410d4830a30638c39ea223cdf2841c12a6b30e3c4d16037e8c24ea34b52", kill_on_drop: false }`
[INFO] [stdout] e7d62410d4830a30638c39ea223cdf2841c12a6b30e3c4d16037e8c24ea34b52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4698524c465cc8b5a722ce50e4501122d1871af272fc9008b1aa2aafe36275f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a4698524c465cc8b5a722ce50e4501122d1871af272fc9008b1aa2aafe36275f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chars-4531ac0d947dbd7a
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test human_names::from_arg_translates_controls ... ok
[INFO] [stdout] test human_names::from_arg_translates_numbers ... ok
[INFO] [stdout] test human_names::from_arg_translates_chars ... ok
[INFO] [stdout] test human_names::from_arg_translates_descriptions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chars-5b0d1c3177fc7486
[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] [stderr]      Running /opt/rustwide/target/debug/deps/human_names-4046618e85cb12dc
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test find_any_by_identity ... ok
[INFO] [stdout] test find_control_chars ... ok
[INFO] [stdout] test find_any_by_hex ... ok
[INFO] [stdout] test find_by_name ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chars
[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 `Command { std: "docker" "inspect" "a4698524c465cc8b5a722ce50e4501122d1871af272fc9008b1aa2aafe36275f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4698524c465cc8b5a722ce50e4501122d1871af272fc9008b1aa2aafe36275f", kill_on_drop: false }`
[INFO] [stdout] a4698524c465cc8b5a722ce50e4501122d1871af272fc9008b1aa2aafe36275f