[INFO] fetching crate ncount 0.5.6...
[INFO] testing ncount-0.5.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ncount 0.5.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ncount 0.5.6 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 ncount 0.5.6
[INFO] finished tweaking crates.io crate ncount 0.5.6
[INFO] tweaked toml for crates.io crate ncount 0.5.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate ncount 0.5.6 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 1c41e16b87a1ade5458e3c198b8cf838d6af522676d6a55789e0218854940b27
[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" "1c41e16b87a1ade5458e3c198b8cf838d6af522676d6a55789e0218854940b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c41e16b87a1ade5458e3c198b8cf838d6af522676d6a55789e0218854940b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c41e16b87a1ade5458e3c198b8cf838d6af522676d6a55789e0218854940b27", kill_on_drop: false }`
[INFO] [stdout] 1c41e16b87a1ade5458e3c198b8cf838d6af522676d6a55789e0218854940b27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b98081a461ef7ebb70586cbb4f316c137d53cdfbb6e64b7a30ab94ca91c8f3d4
[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" "b98081a461ef7ebb70586cbb4f316c137d53cdfbb6e64b7a30ab94ca91c8f3d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling normal-paths v0.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling ncount v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.07s
[INFO] running `Command { std: "docker" "inspect" "b98081a461ef7ebb70586cbb4f316c137d53cdfbb6e64b7a30ab94ca91c8f3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b98081a461ef7ebb70586cbb4f316c137d53cdfbb6e64b7a30ab94ca91c8f3d4", kill_on_drop: false }`
[INFO] [stdout] b98081a461ef7ebb70586cbb4f316c137d53cdfbb6e64b7a30ab94ca91c8f3d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa498752f8cee8a6da407c06b3565855f49eb6b2fb19ebdcc9711f8d7c324bdd
[INFO] running `Command { std: "docker" "start" "-a" "aa498752f8cee8a6da407c06b3565855f49eb6b2fb19ebdcc9711f8d7c324bdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling ncount v0.5.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.66s
[INFO] running `Command { std: "docker" "inspect" "aa498752f8cee8a6da407c06b3565855f49eb6b2fb19ebdcc9711f8d7c324bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa498752f8cee8a6da407c06b3565855f49eb6b2fb19ebdcc9711f8d7c324bdd", kill_on_drop: false }`
[INFO] [stdout] aa498752f8cee8a6da407c06b3565855f49eb6b2fb19ebdcc9711f8d7c324bdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee237b97920b3b906891262a31cc18acaeeb815d56334e063bccee9a239347fe
[INFO] running `Command { std: "docker" "start" "-a" "ee237b97920b3b906891262a31cc18acaeeb815d56334e063bccee9a239347fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ncount-02fd8b00ab95e26e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test collector::tests::count_handles_quotes_and_dashes ... ok
[INFO] [stdout] test collector::tests::stats_are_correct ... ok
[INFO] [stdout] test opt::tests::empty_source_iter ... ok
[INFO] [stdout] test opt::tests::non_empty_source_iter ... ok
[INFO] [stdout] test collector::tests::footnotes_are_not_counted ... ok
[INFO] [stdout] test collector::tests::count_is_filtered_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee237b97920b3b906891262a31cc18acaeeb815d56334e063bccee9a239347fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee237b97920b3b906891262a31cc18acaeeb815d56334e063bccee9a239347fe", kill_on_drop: false }`
[INFO] [stdout] ee237b97920b3b906891262a31cc18acaeeb815d56334e063bccee9a239347fe