[INFO] fetching crate readfilter 0.1.2...
[INFO] testing readfilter-0.1.2 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate readfilter 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate readfilter 0.1.2 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate readfilter 0.1.2
[INFO] finished tweaking crates.io crate readfilter 0.1.2
[INFO] tweaked toml for crates.io crate readfilter 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 4cae771e68ceacf673eec1c64a2995a72d5063717d8b4634244af32c84974b4e
[INFO] running `Command { std: "docker" "start" "-a" "4cae771e68ceacf673eec1c64a2995a72d5063717d8b4634244af32c84974b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cae771e68ceacf673eec1c64a2995a72d5063717d8b4634244af32c84974b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cae771e68ceacf673eec1c64a2995a72d5063717d8b4634244af32c84974b4e", kill_on_drop: false }`
[INFO] [stdout] 4cae771e68ceacf673eec1c64a2995a72d5063717d8b4634244af32c84974b4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98704da902a52b76be7cf7eca456203a6606a847e0139768da1f8a4dc1d99940
[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" "98704da902a52b76be7cf7eca456203a6606a847e0139768da1f8a4dc1d99940", kill_on_drop: false }`
[INFO] [stderr]    Compiling readfilter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "98704da902a52b76be7cf7eca456203a6606a847e0139768da1f8a4dc1d99940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98704da902a52b76be7cf7eca456203a6606a847e0139768da1f8a4dc1d99940", kill_on_drop: false }`
[INFO] [stdout] 98704da902a52b76be7cf7eca456203a6606a847e0139768da1f8a4dc1d99940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 959c88886d22d01aac444c9a44c1806562a0f06be5cf6b0c90edbd750ef036d8
[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" "959c88886d22d01aac444c9a44c1806562a0f06be5cf6b0c90edbd750ef036d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling readfilter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "959c88886d22d01aac444c9a44c1806562a0f06be5cf6b0c90edbd750ef036d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959c88886d22d01aac444c9a44c1806562a0f06be5cf6b0c90edbd750ef036d8", kill_on_drop: false }`
[INFO] [stdout] 959c88886d22d01aac444c9a44c1806562a0f06be5cf6b0c90edbd750ef036d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 401e149e303c2fb9c50d09dade4449b5a7d93fe7c5ac587a9cae2531d109fb24
[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" "401e149e303c2fb9c50d09dade4449b5a7d93fe7c5ac587a9cae2531d109fb24", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 18 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/readfilter-5b4eabe7e90155d2)
[INFO] [stdout] test test_char_whitelist_iter::empty_whitelist ... ok
[INFO] [stdout] test test_comment_strip_iter::empty_is_empty ... ok
[INFO] [stdout] test test_char_whitelist_iter::whitelist_allows_single ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_long_2 ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_short ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_long_1 ... ok
[INFO] [stdout] test test_comment_strip_iter::keep_end_long ... ok
[INFO] [stdout] test test_char_whitelist_iter::whitelist_allows_all ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_byte_after_comment ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_byte_before_comment ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::big_inbuf_just_larger_outbuf ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::big_inbuf_just_smaller_outbuf ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_byte_before_and_after_comment ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_comment_returns_empty ... ok
[INFO] [stdout] test test_comment_strip_iter::keep_end_short ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::empty ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::many_tiny_reads ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::big_inbuf_tiny_outbuf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests readfilter
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - CharWhitelist (line 57) - compile ... ok
[INFO] [stdout] test src/lib.rs - CharWhitelist (line 47) ... ok
[INFO] [stdout] test src/lib.rs - CommentStrip (line 124) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "401e149e303c2fb9c50d09dade4449b5a7d93fe7c5ac587a9cae2531d109fb24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "401e149e303c2fb9c50d09dade4449b5a7d93fe7c5ac587a9cae2531d109fb24", kill_on_drop: false }`
[INFO] [stdout] 401e149e303c2fb9c50d09dade4449b5a7d93fe7c5ac587a9cae2531d109fb24