[INFO] fetching crate compress_history 0.2.0...
[INFO] testing compress_history-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate compress_history 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate compress_history 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compress_history 0.2.0
[INFO] finished tweaking crates.io crate compress_history 0.2.0
[INFO] tweaked toml for crates.io crate compress_history 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate compress_history 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b281640a4dc6b5614926db251fb0d232cb77dfe3de4a5441d05e9333e4f98cce
[INFO] running `Command { std: "docker" "start" "-a" "b281640a4dc6b5614926db251fb0d232cb77dfe3de4a5441d05e9333e4f98cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b281640a4dc6b5614926db251fb0d232cb77dfe3de4a5441d05e9333e4f98cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b281640a4dc6b5614926db251fb0d232cb77dfe3de4a5441d05e9333e4f98cce", kill_on_drop: false }`
[INFO] [stdout] b281640a4dc6b5614926db251fb0d232cb77dfe3de4a5441d05e9333e4f98cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07ce8b92267ecb40c65d6bb0f0ffa8243be4511047500b20f7a0c5ae94e737f7
[INFO] running `Command { std: "docker" "start" "-a" "07ce8b92267ecb40c65d6bb0f0ffa8243be4511047500b20f7a0c5ae94e737f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling directories v3.0.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling compress_history v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.06s
[INFO] running `Command { std: "docker" "inspect" "07ce8b92267ecb40c65d6bb0f0ffa8243be4511047500b20f7a0c5ae94e737f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07ce8b92267ecb40c65d6bb0f0ffa8243be4511047500b20f7a0c5ae94e737f7", kill_on_drop: false }`
[INFO] [stdout] 07ce8b92267ecb40c65d6bb0f0ffa8243be4511047500b20f7a0c5ae94e737f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b39b5daed98b81546605d467bab96e2c8acf9cdb4de8bc120c531dcc3a474244
[INFO] running `Command { std: "docker" "start" "-a" "b39b5daed98b81546605d467bab96e2c8acf9cdb4de8bc120c531dcc3a474244", kill_on_drop: false }`
[INFO] [stderr]    Compiling compress_history v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "b39b5daed98b81546605d467bab96e2c8acf9cdb4de8bc120c531dcc3a474244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b39b5daed98b81546605d467bab96e2c8acf9cdb4de8bc120c531dcc3a474244", kill_on_drop: false }`
[INFO] [stdout] b39b5daed98b81546605d467bab96e2c8acf9cdb4de8bc120c531dcc3a474244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1321e7f927d4bb1a44fccb46597b4ac4618b65426b27c608d238892b936b1e0e
[INFO] running `Command { std: "docker" "start" "-a" "1321e7f927d4bb1a44fccb46597b4ac4618b65426b27c608d238892b936b1e0e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/compress_history-05c2fd3981ab4d30)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test str_utils::tests::edit_distance_test_2 ... ok
[INFO] [stdout] test str_utils::tests::edit_distance_test_3 ... ok
[INFO] [stdout] test str_utils::tests::is_digits_test2 ... 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::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; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1321e7f927d4bb1a44fccb46597b4ac4618b65426b27c608d238892b936b1e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1321e7f927d4bb1a44fccb46597b4ac4618b65426b27c608d238892b936b1e0e", kill_on_drop: false }`
[INFO] [stdout] 1321e7f927d4bb1a44fccb46597b4ac4618b65426b27c608d238892b936b1e0e