[INFO] fetching crate read-logger 0.2.0...
[INFO] testing read-logger-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate read-logger 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate read-logger 0.2.0
[INFO] finished tweaking crates.io crate read-logger 0.2.0
[INFO] tweaked toml for crates.io crate read-logger 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate read-logger 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 768cc48c9ac0c40a98ac62f0ead7b4d28f308025618b31f1d0544440e27d560a
[INFO] running `Command { std: "docker" "start" "-a" "768cc48c9ac0c40a98ac62f0ead7b4d28f308025618b31f1d0544440e27d560a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "768cc48c9ac0c40a98ac62f0ead7b4d28f308025618b31f1d0544440e27d560a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768cc48c9ac0c40a98ac62f0ead7b4d28f308025618b31f1d0544440e27d560a", kill_on_drop: false }`
[INFO] [stdout] 768cc48c9ac0c40a98ac62f0ead7b4d28f308025618b31f1d0544440e27d560a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bccc9a0134138b500ed2f4efbd0c0b878aaf0926703039e4d2a6e2146400c47
[INFO] running `Command { std: "docker" "start" "-a" "6bccc9a0134138b500ed2f4efbd0c0b878aaf0926703039e4d2a6e2146400c47", kill_on_drop: false }`
[INFO] [stderr]    Compiling read-logger v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "6bccc9a0134138b500ed2f4efbd0c0b878aaf0926703039e4d2a6e2146400c47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bccc9a0134138b500ed2f4efbd0c0b878aaf0926703039e4d2a6e2146400c47", kill_on_drop: false }`
[INFO] [stdout] 6bccc9a0134138b500ed2f4efbd0c0b878aaf0926703039e4d2a6e2146400c47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd8d35c4a8708f5f82b7981ac432044aa209164fec1fa0efe8ed5b0ae21064aa
[INFO] running `Command { std: "docker" "start" "-a" "bd8d35c4a8708f5f82b7981ac432044aa209164fec1fa0efe8ed5b0ae21064aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling read-logger v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.60s
[INFO] running `Command { std: "docker" "inspect" "bd8d35c4a8708f5f82b7981ac432044aa209164fec1fa0efe8ed5b0ae21064aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8d35c4a8708f5f82b7981ac432044aa209164fec1fa0efe8ed5b0ae21064aa", kill_on_drop: false }`
[INFO] [stdout] bd8d35c4a8708f5f82b7981ac432044aa209164fec1fa0efe8ed5b0ae21064aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31ed3fcbae00e58c3607f69d8438621e4f439d6456949af47fea576d6972f732
[INFO] running `Command { std: "docker" "start" "-a" "31ed3fcbae00e58c3607f69d8438621e4f439d6456949af47fea576d6972f732", 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/read_logger-fa9ca270fdd86e78)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::buf_reader ... ok
[INFO] [stdout] test tests::read_cursor ... ok
[INFO] [stdout] test tests::file ... ok
[INFO] [stdout] test tests::seek ... ok
[INFO] [stdout] test tests::check_stats ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests read_logger
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31ed3fcbae00e58c3607f69d8438621e4f439d6456949af47fea576d6972f732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ed3fcbae00e58c3607f69d8438621e4f439d6456949af47fea576d6972f732", kill_on_drop: false }`
[INFO] [stdout] 31ed3fcbae00e58c3607f69d8438621e4f439d6456949af47fea576d6972f732