[INFO] fetching crate bytecount 0.6.2...
[INFO] testing bytecount-0.6.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bytecount 0.6.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bytecount 0.6.2 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 bytecount 0.6.2
[INFO] finished tweaking crates.io crate bytecount 0.6.2
[INFO] tweaked toml for crates.io crate bytecount 0.6.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 738ee9dbda374d1a624f29bf3ca690cd66b90a18ac2bc5de7959847bb17739b1
[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" "738ee9dbda374d1a624f29bf3ca690cd66b90a18ac2bc5de7959847bb17739b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "738ee9dbda374d1a624f29bf3ca690cd66b90a18ac2bc5de7959847bb17739b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "738ee9dbda374d1a624f29bf3ca690cd66b90a18ac2bc5de7959847bb17739b1", kill_on_drop: false }`
[INFO] [stdout] 738ee9dbda374d1a624f29bf3ca690cd66b90a18ac2bc5de7959847bb17739b1
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e50bc0b966ad0de7557ae29b3dd9eda9a77ab8cd86ddb1016a75f5b643ff48d
[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" "6e50bc0b966ad0de7557ae29b3dd9eda9a77ab8cd86ddb1016a75f5b643ff48d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecount v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "6e50bc0b966ad0de7557ae29b3dd9eda9a77ab8cd86ddb1016a75f5b643ff48d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e50bc0b966ad0de7557ae29b3dd9eda9a77ab8cd86ddb1016a75f5b643ff48d", kill_on_drop: false }`
[INFO] [stdout] 6e50bc0b966ad0de7557ae29b3dd9eda9a77ab8cd86ddb1016a75f5b643ff48d
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a8507f48144c3172965306f2b5c471602e587e41926f7189af4eeeebbb2ffdf
[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" "5a8507f48144c3172965306f2b5c471602e587e41926f7189af4eeeebbb2ffdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling bytecount v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.65s
[INFO] running `Command { std: "docker" "inspect" "5a8507f48144c3172965306f2b5c471602e587e41926f7189af4eeeebbb2ffdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8507f48144c3172965306f2b5c471602e587e41926f7189af4eeeebbb2ffdf", kill_on_drop: false }`
[INFO] [stdout] 5a8507f48144c3172965306f2b5c471602e587e41926f7189af4eeeebbb2ffdf
[INFO] running `Command { std: "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" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f96d9f1c5f73b3a29a082b9744dbfcd2510aa8b41141903803bdf5186d2fb1f3
[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" "f96d9f1c5f73b3a29a082b9744dbfcd2510aa8b41141903803bdf5186d2fb1f3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bytecount-54928cc313d3b8ad
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/check-38e2af8d78d417d4
[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 11 tests
[INFO] [stdout] test check_num_chars_some ... ok
[INFO] [stdout] test check_count_overflow ... ok
[INFO] [stdout] test check_count_some ... ok
[INFO] [stdout] test check_count_correct ... ok
[INFO] [stdout] test check_num_chars_overflow ... ok
[INFO] [stdout] test check_num_chars_correct ... ok
[INFO] [stdout] test check_count_large ... ok
[INFO] [stdout] test check_count_large_rand ... ok
[INFO] [stdout] test check_num_chars_overflow_many ... ok
[INFO] [stdout] test check_num_chars_large ... ok
[INFO] [stderr]    Doc-tests bytecount
[INFO] [stdout] test check_count_overflow_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - num_chars (line 102) ... ok
[INFO] [stdout] test src/naive.rs - naive::naive_count_32 (line 6) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/naive.rs - naive::naive_num_chars (line 35) ... ok
[INFO] [stdout] test src/lib.rs - count (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/naive.rs - naive::naive_count (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f96d9f1c5f73b3a29a082b9744dbfcd2510aa8b41141903803bdf5186d2fb1f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96d9f1c5f73b3a29a082b9744dbfcd2510aa8b41141903803bdf5186d2fb1f3", kill_on_drop: false }`
[INFO] [stdout] f96d9f1c5f73b3a29a082b9744dbfcd2510aa8b41141903803bdf5186d2fb1f3