[INFO] fetching crate readfilter 0.1.2...
[INFO] testing readfilter-0.1.2 against 1.49.0 for beta-1.50-1
[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 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 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" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d50815da98b1c875f8ee8efd58694215971acfe89826fc9a9fb34161eb4cf794
[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" "d50815da98b1c875f8ee8efd58694215971acfe89826fc9a9fb34161eb4cf794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d50815da98b1c875f8ee8efd58694215971acfe89826fc9a9fb34161eb4cf794", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50815da98b1c875f8ee8efd58694215971acfe89826fc9a9fb34161eb4cf794", kill_on_drop: false }`
[INFO] [stdout] d50815da98b1c875f8ee8efd58694215971acfe89826fc9a9fb34161eb4cf794
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae33842284770e75408599318e4bab5c4d5d690734748675ef735bef36d9fc77
[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" "ae33842284770e75408599318e4bab5c4d5d690734748675ef735bef36d9fc77", kill_on_drop: false }`
[INFO] [stderr]    Compiling readfilter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "ae33842284770e75408599318e4bab5c4d5d690734748675ef735bef36d9fc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae33842284770e75408599318e4bab5c4d5d690734748675ef735bef36d9fc77", kill_on_drop: false }`
[INFO] [stdout] ae33842284770e75408599318e4bab5c4d5d690734748675ef735bef36d9fc77
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] ac54473416e93a254592f9f052ed87f02fd4243ae4b384e8efa495e2876fa3ae
[INFO] running `Command { std: "docker" "start" "-a" "ac54473416e93a254592f9f052ed87f02fd4243ae4b384e8efa495e2876fa3ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling readfilter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "ac54473416e93a254592f9f052ed87f02fd4243ae4b384e8efa495e2876fa3ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac54473416e93a254592f9f052ed87f02fd4243ae4b384e8efa495e2876fa3ae", kill_on_drop: false }`
[INFO] [stdout] ac54473416e93a254592f9f052ed87f02fd4243ae4b384e8efa495e2876fa3ae
[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=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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52ef59fcd99cef0551ab4f50ddcad80d1f510cc40adb640ab45ae2ec7b3a6468
[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" "52ef59fcd99cef0551ab4f50ddcad80d1f510cc40adb640ab45ae2ec7b3a6468", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/readfilter-eeabaf29b1897342
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test test_comment_strip_iter::keep_end_short ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_byte_after_comment ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_short ... ok
[INFO] [stdout] test test_char_whitelist_iter::whitelist_allows_single ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_byte_before_and_after_comment ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::many_tiny_reads ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_byte_before_comment ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_long_2 ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_long_1 ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::empty ... ok
[INFO] [stdout] test test_char_whitelist_iter::empty_whitelist ... ok
[INFO] [stdout] test test_comment_strip_iter::keep_end_long ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_comment_returns_empty ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::big_inbuf_just_larger_outbuf ... ok
[INFO] [stdout] test test_comment_strip_iter::empty_is_empty ... ok
[INFO] [stdout] test test_read_common_with_comment_strip_iter::big_inbuf_just_smaller_outbuf ... ok
[INFO] [stdout] test test_char_whitelist_iter::whitelist_allows_all ... 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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests readfilter
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - CharWhitelist (line 57) ... 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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52ef59fcd99cef0551ab4f50ddcad80d1f510cc40adb640ab45ae2ec7b3a6468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ef59fcd99cef0551ab4f50ddcad80d1f510cc40adb640ab45ae2ec7b3a6468", kill_on_drop: false }`
[INFO] [stdout] 52ef59fcd99cef0551ab4f50ddcad80d1f510cc40adb640ab45ae2ec7b3a6468