[INFO] fetching crate runnel 0.4.0...
[INFO] testing runnel-0.4.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate runnel 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate runnel 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate runnel 0.4.0
[INFO] tweaked toml for crates.io crate runnel 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate runnel 0.4.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate runnel 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8d23a92f93782ff447b420bb436abce285a993914a25d977009bbece56b918a
[INFO] running `Command { std: "docker" "start" "-a" "e8d23a92f93782ff447b420bb436abce285a993914a25d977009bbece56b918a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8d23a92f93782ff447b420bb436abce285a993914a25d977009bbece56b918a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8d23a92f93782ff447b420bb436abce285a993914a25d977009bbece56b918a", kill_on_drop: false }`
[INFO] [stdout] e8d23a92f93782ff447b420bb436abce285a993914a25d977009bbece56b918a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c0507f337a91c433206e586aac85012e36182a3594fe2129a9c6aeec6c97b9e
[INFO] running `Command { std: "docker" "start" "-a" "3c0507f337a91c433206e586aac85012e36182a3594fe2129a9c6aeec6c97b9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling runnel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "3c0507f337a91c433206e586aac85012e36182a3594fe2129a9c6aeec6c97b9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0507f337a91c433206e586aac85012e36182a3594fe2129a9c6aeec6c97b9e", kill_on_drop: false }`
[INFO] [stdout] 3c0507f337a91c433206e586aac85012e36182a3594fe2129a9c6aeec6c97b9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7f95eb20c8a91e189f75cb8b13c199a19f1f0bc4be1dcd59d3d9e0bf0095fd3
[INFO] running `Command { std: "docker" "start" "-a" "d7f95eb20c8a91e189f75cb8b13c199a19f1f0bc4be1dcd59d3d9e0bf0095fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling runnel v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "d7f95eb20c8a91e189f75cb8b13c199a19f1f0bc4be1dcd59d3d9e0bf0095fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f95eb20c8a91e189f75cb8b13c199a19f1f0bc4be1dcd59d3d9e0bf0095fd3", kill_on_drop: false }`
[INFO] [stdout] d7f95eb20c8a91e189f75cb8b13c199a19f1f0bc4be1dcd59d3d9e0bf0095fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f757edc389d078cd7eb2adcc62b3feb96cab7079500088be374903145de8a7b7
[INFO] running `Command { std: "docker" "start" "-a" "f757edc389d078cd7eb2adcc62b3feb96cab7079500088be374903145de8a7b7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/runnel-aa3f519cd42fab50)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test medium::stringio::test_stringio::test_in ... ok
[INFO] [stdout] test medium::stringio::test_stringio::test_out ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-dd1617557836503e)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_runnel::test_debug_runnel_ioe ... ok
[INFO] [stdout] test test_runnel::test_debug_runnel_ioe_builder ... ok
[INFO] [stdout] test test_runnel::test_stdio ... ok
[INFO] [stdout] test test_runnel::test_stringio ... ok
[INFO] [stdout] test test_runnel::test_pipeio ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_linepipeio.rs (/opt/rustwide/target/debug/deps/test_linepipeio-301ff0aa4c8bb591)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_lineerr ... ok
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_lineout ... ok
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_linein ... ok
[INFO] [stdout] test test_linepipeio_more::test_line_send_empty ... ok
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_lineie ... ok
[INFO] [stdout] test test_stream_ioe_linepipeio::test_ioe_linepipeio ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_pipeio.rs (/opt/rustwide/target/debug/deps/test_pipeio-ba1da19d33a43622)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_pipeio_more::test_pipe_send_empty ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeerr_string ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeerr ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeie ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipein ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeie_string ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeio ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeio_string ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeout ... ok
[INFO] [stdout] test test_stream_ioe_pipeio::test_ioe_pipeout_string ... 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]      Running tests/test_size_of.rs (/opt/rustwide/target/debug/deps/test_size_of-901a92c5622d5f6a)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_size_of::test_size_of_runnel_ioe ... ok
[INFO] [stdout] test test_size_of_linepipeio::test_size_of_linepipe_in_out_lock ... ok
[INFO] [stdout] test test_size_of_linepipeio::test_size_of_linepipe_in_out ... ok
[INFO] [stdout] test test_size_of_pipeio::test_size_of_pipe_in_out ... ok
[INFO] [stdout] test test_size_of_pipeio::test_size_of_pipe_in_out_lock ... ok
[INFO] [stdout] test test_size_of_stdio::test_size_of_std_in_out_err ... ok
[INFO] [stdout] test test_size_of_stringio::test_size_of_string_in_out_err ... ok
[INFO] [stdout] test test_size_of_stringio::test_size_of_string_in_out_err_lock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_stdio.rs (/opt/rustwide/target/debug/deps/test_stdio-3ceab306d1304113)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_stringio.rs (/opt/rustwide/target/debug/deps/test_stringio-432a9b82c095b8f3)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_stream_ioe_stringio::test_ioe ... ok
[INFO] [stdout] test test_stream_ioe_stringio::test_ioe_string ... ok
[INFO] [stdout] test test_stream_stringio::test_err ... ok
[INFO] [stdout] test test_stream_stringio::test_err_string ... ok
[INFO] [stdout] test test_stream_stringio::test_in ... ok
[INFO] [stdout] test test_stream_stringio::test_out ... ok
[INFO] [stdout] test test_stream_stringio::test_out_string ... ok
[INFO] [stdout] test test_stringio_more::test_string_in_empty ... ok
[INFO] [stdout] test test_stringio_more::test_string_in_read_twice ... ok
[INFO] [stdout] test test_stringio_more::test_string_out_empty_write ... 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 runnel
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 254) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 279) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 264) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - RunnelIoeBuilder (line 294) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 88) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f757edc389d078cd7eb2adcc62b3feb96cab7079500088be374903145de8a7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f757edc389d078cd7eb2adcc62b3feb96cab7079500088be374903145de8a7b7", kill_on_drop: false }`
[INFO] [stdout] f757edc389d078cd7eb2adcc62b3feb96cab7079500088be374903145de8a7b7