[INFO] fetching crate rev_buf_reader 0.3.0... [INFO] testing rev_buf_reader-0.3.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate rev_buf_reader 0.3.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate rev_buf_reader 0.3.0 [INFO] finished tweaking crates.io crate rev_buf_reader 0.3.0 [INFO] tweaked toml for crates.io crate rev_buf_reader 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rev_buf_reader 0.3.0 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0c294d08ff30482342dcecf33a8006305d994c34a6709cef94f57e1da8c0cc96 [INFO] running `Command { std: "docker" "start" "-a" "0c294d08ff30482342dcecf33a8006305d994c34a6709cef94f57e1da8c0cc96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c294d08ff30482342dcecf33a8006305d994c34a6709cef94f57e1da8c0cc96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c294d08ff30482342dcecf33a8006305d994c34a6709cef94f57e1da8c0cc96", kill_on_drop: false }` [INFO] [stdout] 0c294d08ff30482342dcecf33a8006305d994c34a6709cef94f57e1da8c0cc96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f740c8eaa5ccc5a363c479cb7b657f2fef9c2fec5746d723c4f8418255bda6ea [INFO] running `Command { std: "docker" "start" "-a" "f740c8eaa5ccc5a363c479cb7b657f2fef9c2fec5746d723c4f8418255bda6ea", kill_on_drop: false }` [INFO] [stderr] Compiling rev_buf_reader v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "f740c8eaa5ccc5a363c479cb7b657f2fef9c2fec5746d723c4f8418255bda6ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f740c8eaa5ccc5a363c479cb7b657f2fef9c2fec5746d723c4f8418255bda6ea", kill_on_drop: false }` [INFO] [stdout] f740c8eaa5ccc5a363c479cb7b657f2fef9c2fec5746d723c4f8418255bda6ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1dbc251f026647f665e1b6e1bcfcf0420ad51a0056ced4121cb25ed0717430a1 [INFO] running `Command { std: "docker" "start" "-a" "1dbc251f026647f665e1b6e1bcfcf0420ad51a0056ced4121cb25ed0717430a1", kill_on_drop: false }` [INFO] [stderr] Compiling rev_buf_reader v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "1dbc251f026647f665e1b6e1bcfcf0420ad51a0056ced4121cb25ed0717430a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dbc251f026647f665e1b6e1bcfcf0420ad51a0056ced4121cb25ed0717430a1", kill_on_drop: false }` [INFO] [stdout] 1dbc251f026647f665e1b6e1bcfcf0420ad51a0056ced4121cb25ed0717430a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1e76f15b80fa51cf88b8f7137d4111f2e56f9f6bb708ce57329eef9da57deab8 [INFO] running `Command { std: "docker" "start" "-a" "1e76f15b80fa51cf88b8f7137d4111f2e56f9f6bb708ce57329eef9da57deab8", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rev_buf_reader-5cb58eaa8deb67be) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test tests::test_buffered_reader_invalidated_after_read ... ok [INFO] [stdout] test tests::test_buffered_reader ... ok [INFO] [stdout] test tests::test_buffered_reader_invalidated_after_seek ... ok [INFO] [stdout] test tests::test_buffered_reader_seek_relative ... ok [INFO] [stdout] test tests::test_buffered_reader_seek_underflow_discard_buffer_between_seeks ... ok [INFO] [stdout] test tests::test_read_line ... ok [INFO] [stdout] test tests::test_read_until ... ok [INFO] [stdout] test tests::test_buffered_reader_seek ... ok [INFO] [stdout] test tests::test_buffered_reader_seek_underflow ... ok [INFO] [stdout] test tests::test_lines ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rev_buf_reader [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test src/lib.rs - RevBufReader::new (line 115) - compile ... ok [INFO] [stdout] test src/lib.rs - RevBufReader::with_capacity (line 135) - compile ... ok [INFO] [stdout] test src/lib.rs - RevBufReader::get_mut (line 222) - compile ... ok [INFO] [stdout] test src/lib.rs - RevBufReader::capacity (line 270) - compile ... ok [INFO] [stdout] test src/lib.rs - RevBufReader (line 87) - compile ... ok [INFO] [stdout] test src/lib.rs - RevBufReader::into_inner (line 297) - compile ... ok [INFO] [stdout] test src/lib.rs - RevBufReader::get_ref (line 200) - compile ... ok [INFO] [stdout] test src/lib.rs - RevBufReader::buffer (line 246) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 31) ... ok [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1e76f15b80fa51cf88b8f7137d4111f2e56f9f6bb708ce57329eef9da57deab8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e76f15b80fa51cf88b8f7137d4111f2e56f9f6bb708ce57329eef9da57deab8", kill_on_drop: false }` [INFO] [stdout] 1e76f15b80fa51cf88b8f7137d4111f2e56f9f6bb708ce57329eef9da57deab8