[INFO] fetching crate compress_history 0.1.4...
[INFO] testing compress_history-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate compress_history 0.1.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate compress_history 0.1.4 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 compress_history 0.1.4
[INFO] finished tweaking crates.io crate compress_history 0.1.4
[INFO] tweaked toml for crates.io crate compress_history 0.1.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate compress_history 0.1.4 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 18d807901bdf3b0b80979ca8f0177e6b9bd53e023f25dc8e3defe3e8763ef950
[INFO] running `Command { std: "docker" "start" "-a" "18d807901bdf3b0b80979ca8f0177e6b9bd53e023f25dc8e3defe3e8763ef950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18d807901bdf3b0b80979ca8f0177e6b9bd53e023f25dc8e3defe3e8763ef950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d807901bdf3b0b80979ca8f0177e6b9bd53e023f25dc8e3defe3e8763ef950", kill_on_drop: false }`
[INFO] [stdout] 18d807901bdf3b0b80979ca8f0177e6b9bd53e023f25dc8e3defe3e8763ef950
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2db00f1421d009a2559de9dfee07edb645a109ec47546f029c852f760a4d8c0d
[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" "2db00f1421d009a2559de9dfee07edb645a109ec47546f029c852f760a4d8c0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling compress_history v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.24s
[INFO] running `Command { std: "docker" "inspect" "2db00f1421d009a2559de9dfee07edb645a109ec47546f029c852f760a4d8c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db00f1421d009a2559de9dfee07edb645a109ec47546f029c852f760a4d8c0d", kill_on_drop: false }`
[INFO] [stdout] 2db00f1421d009a2559de9dfee07edb645a109ec47546f029c852f760a4d8c0d
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] ff6d2519156e000a8eb78068192d774b025f396e098ba28ff9d025ff98b2a073
[INFO] running `Command { std: "docker" "start" "-a" "ff6d2519156e000a8eb78068192d774b025f396e098ba28ff9d025ff98b2a073", kill_on_drop: false }`
[INFO] [stderr]    Compiling compress_history v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "ff6d2519156e000a8eb78068192d774b025f396e098ba28ff9d025ff98b2a073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6d2519156e000a8eb78068192d774b025f396e098ba28ff9d025ff98b2a073", kill_on_drop: false }`
[INFO] [stdout] ff6d2519156e000a8eb78068192d774b025f396e098ba28ff9d025ff98b2a073
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f683f509d5d3f6b2597a2a8a09a33888b20661adb0821bbbe83212d7f9e47010
[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" "f683f509d5d3f6b2597a2a8a09a33888b20661adb0821bbbe83212d7f9e47010", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compress_history-4d4270b5ac14c1f7
[INFO] [stdout] test str_utils::tests::edit_distance_test_3 ... ok
[INFO] [stdout] test str_utils::tests::edit_distance_test_1 ... ok
[INFO] [stdout] test str_utils::tests::is_digits_test1 ... ok
[INFO] [stdout] test str_utils::tests::edit_distance_test_2 ... ok
[INFO] [stdout] test str_utils::tests::is_digits_test2 ... ok
[INFO] [stdout] test str_utils::tests::split_command_test1 ... ok
[INFO] [stdout] test str_utils::tests::split_command_test2 ... ok
[INFO] [stdout] test str_utils::tests::edit_distance_test_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f683f509d5d3f6b2597a2a8a09a33888b20661adb0821bbbe83212d7f9e47010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f683f509d5d3f6b2597a2a8a09a33888b20661adb0821bbbe83212d7f9e47010", kill_on_drop: false }`
[INFO] [stdout] f683f509d5d3f6b2597a2a8a09a33888b20661adb0821bbbe83212d7f9e47010