[INFO] fetching crate cw 0.7.0...
[INFO] testing cw-0.7.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cw 0.7.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cw 0.7.0 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 cw 0.7.0
[INFO] finished tweaking crates.io crate cw 0.7.0
[INFO] tweaked toml for crates.io crate cw 0.7.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "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] 0d6250ee07493bac16dc7f56eed420e94568da6959e35e063be5105a8b454d18
[INFO] running `Command { std: "docker" "start" "-a" "0d6250ee07493bac16dc7f56eed420e94568da6959e35e063be5105a8b454d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d6250ee07493bac16dc7f56eed420e94568da6959e35e063be5105a8b454d18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d6250ee07493bac16dc7f56eed420e94568da6959e35e063be5105a8b454d18", kill_on_drop: false }`
[INFO] [stdout] 0d6250ee07493bac16dc7f56eed420e94568da6959e35e063be5105a8b454d18
[INFO] running `Command { std: "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" "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] de956366f48b710cbab447746c8c5662438f37934c87d055726021b974038fc4
[INFO] running `Command { std: "docker" "start" "-a" "de956366f48b710cbab447746c8c5662438f37934c87d055726021b974038fc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecount v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling cw v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.32s
[INFO] running `Command { std: "docker" "inspect" "de956366f48b710cbab447746c8c5662438f37934c87d055726021b974038fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de956366f48b710cbab447746c8c5662438f37934c87d055726021b974038fc4", kill_on_drop: false }`
[INFO] [stdout] de956366f48b710cbab447746c8c5662438f37934c87d055726021b974038fc4
[INFO] running `Command { std: "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" "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] 58beb3fad21d332df1578919df05506b436e0bdaa85f787180bd57e1482b0c2e
[INFO] running `Command { std: "docker" "start" "-a" "58beb3fad21d332df1578919df05506b436e0bdaa85f787180bd57e1482b0c2e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cw v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "58beb3fad21d332df1578919df05506b436e0bdaa85f787180bd57e1482b0c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58beb3fad21d332df1578919df05506b436e0bdaa85f787180bd57e1482b0c2e", kill_on_drop: false }`
[INFO] [stdout] 58beb3fad21d332df1578919df05506b436e0bdaa85f787180bd57e1482b0c2e
[INFO] running `Command { std: "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" "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] 22392a5d1a2aa9c058a34cbbe8da04f77df0ce3cb6fb6d11456cc32caeebdf39
[INFO] running `Command { std: "docker" "start" "-a" "22392a5d1a2aa9c058a34cbbe8da04f77df0ce3cb6fb6d11456cc32caeebdf39", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cw-3c83fcba83bc317d)
[INFO] [stdout] running 7 tests
[INFO] [stdout] test count::test_chars ... ok
[INFO] [stdout] test count::test_words_lines_longest ... ok
[INFO] [stdout] test count::test_lines ... ok
[INFO] [stdout] test count::test_bytes ... ok
[INFO] [stdout] test count::test_chars_words_lines_longest ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cw-dea6879851ceb426)
[INFO] [stdout] test count::test_chars_lines_longest ... ok
[INFO] [stdout] test count::test_lines_longest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cw
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "22392a5d1a2aa9c058a34cbbe8da04f77df0ce3cb6fb6d11456cc32caeebdf39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22392a5d1a2aa9c058a34cbbe8da04f77df0ce3cb6fb6d11456cc32caeebdf39", kill_on_drop: false }`
[INFO] [stdout] 22392a5d1a2aa9c058a34cbbe8da04f77df0ce3cb6fb6d11456cc32caeebdf39