[INFO] fetching crate readfilter 0.1.2...
[INFO] testing readfilter-0.1.2 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate readfilter 0.1.2 into /workspace/builds/worker-2-tc2/source
[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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate readfilter 0.1.2 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce4c11d34358039a1926f27da5f6c4d60f3ddc012a8688b4994f42f9272c8254
[INFO] running `Command { std: "docker" "start" "-a" "ce4c11d34358039a1926f27da5f6c4d60f3ddc012a8688b4994f42f9272c8254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce4c11d34358039a1926f27da5f6c4d60f3ddc012a8688b4994f42f9272c8254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4c11d34358039a1926f27da5f6c4d60f3ddc012a8688b4994f42f9272c8254", kill_on_drop: false }`
[INFO] [stdout] ce4c11d34358039a1926f27da5f6c4d60f3ddc012a8688b4994f42f9272c8254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70d5017dd25d901da560302b898c4943f6994ccf8571cfc09af607abfb5784aa
[INFO] running `Command { std: "docker" "start" "-a" "70d5017dd25d901da560302b898c4943f6994ccf8571cfc09af607abfb5784aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling readfilter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "70d5017dd25d901da560302b898c4943f6994ccf8571cfc09af607abfb5784aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70d5017dd25d901da560302b898c4943f6994ccf8571cfc09af607abfb5784aa", kill_on_drop: false }`
[INFO] [stdout] 70d5017dd25d901da560302b898c4943f6994ccf8571cfc09af607abfb5784aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d06dacc43011c651b47191d99fbb403477f61e99658061a0febe02b0645ffc0
[INFO] running `Command { std: "docker" "start" "-a" "2d06dacc43011c651b47191d99fbb403477f61e99658061a0febe02b0645ffc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling readfilter v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "2d06dacc43011c651b47191d99fbb403477f61e99658061a0febe02b0645ffc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d06dacc43011c651b47191d99fbb403477f61e99658061a0febe02b0645ffc0", kill_on_drop: false }`
[INFO] [stdout] 2d06dacc43011c651b47191d99fbb403477f61e99658061a0febe02b0645ffc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dbbc612c2b90752fc9c81c82eb306a086baa1014c7989339e1c9e665fae4e49a
[INFO] running `Command { std: "docker" "start" "-a" "dbbc612c2b90752fc9c81c82eb306a086baa1014c7989339e1c9e665fae4e49a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/readfilter-66ce56b0d0ed0fad)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test test_char_whitelist_iter::whitelist_allows_all ... ok
[INFO] [stdout] test test_char_whitelist_iter::whitelist_allows_single ... ok
[INFO] [stdout] test test_comment_strip_iter::empty_is_empty ... ok
[INFO] [stdout] test test_char_whitelist_iter::empty_whitelist ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_long_1 ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_long_2 ... ok
[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_read::just_byte_before_and_after_comment ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_byte_before_comment ... ok
[INFO] [stdout] test test_comment_strip_iter::ignore_all_short ... ok
[INFO] [stdout] test test_comment_strip_iter_read::just_comment_returns_empty ... ok
[INFO] [stdout] test test_comment_strip_iter::keep_end_long ... 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] test test_read_common_with_comment_strip_iter::big_inbuf_just_smaller_outbuf ... 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::empty ... ok
[INFO] [stderr]    Doc-tests readfilter
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - CharWhitelist (line 57) - compile ... ok
[INFO] [stdout] test src/lib.rs - CommentStrip (line 124) ... ok
[INFO] [stdout] test src/lib.rs - CharWhitelist (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dbbc612c2b90752fc9c81c82eb306a086baa1014c7989339e1c9e665fae4e49a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbc612c2b90752fc9c81c82eb306a086baa1014c7989339e1c9e665fae4e49a", kill_on_drop: false }`
[INFO] [stdout] dbbc612c2b90752fc9c81c82eb306a086baa1014c7989339e1c9e665fae4e49a