[INFO] fetching crate simple-left-right 0.2.2...
[INFO] testing simple-left-right-0.2.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate simple-left-right 0.2.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate simple-left-right 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate simple-left-right 0.2.2
[INFO] tweaked toml for crates.io crate simple-left-right 0.2.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-left-right 0.2.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple-left-right 0.2.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14e24d3f211d43f7d4b650b2c76a9f91414501d4cb92acfd6f31695a2d0bf6cd
[INFO] running `Command { std: "docker" "start" "-a" "14e24d3f211d43f7d4b650b2c76a9f91414501d4cb92acfd6f31695a2d0bf6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14e24d3f211d43f7d4b650b2c76a9f91414501d4cb92acfd6f31695a2d0bf6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e24d3f211d43f7d4b650b2c76a9f91414501d4cb92acfd6f31695a2d0bf6cd", kill_on_drop: false }`
[INFO] [stdout] 14e24d3f211d43f7d4b650b2c76a9f91414501d4cb92acfd6f31695a2d0bf6cd
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004dfb0552b25d7bf425f59fa9e3505cdc5ab6a81a0e4a3df0e51771f5b640c5
[INFO] running `Command { std: "docker" "start" "-a" "004dfb0552b25d7bf425f59fa9e3505cdc5ab6a81a0e4a3df0e51771f5b640c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-left-right v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "004dfb0552b25d7bf425f59fa9e3505cdc5ab6a81a0e4a3df0e51771f5b640c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004dfb0552b25d7bf425f59fa9e3505cdc5ab6a81a0e4a3df0e51771f5b640c5", kill_on_drop: false }`
[INFO] [stdout] 004dfb0552b25d7bf425f59fa9e3505cdc5ab6a81a0e4a3df0e51771f5b640c5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a96e4242970ba39c3da5f19f90b4a6e1da15acf34fd0dd0a287d4db4108be4c1
[INFO] running `Command { std: "docker" "start" "-a" "a96e4242970ba39c3da5f19f90b4a6e1da15acf34fd0dd0a287d4db4108be4c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-left-right v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "a96e4242970ba39c3da5f19f90b4a6e1da15acf34fd0dd0a287d4db4108be4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a96e4242970ba39c3da5f19f90b4a6e1da15acf34fd0dd0a287d4db4108be4c1", kill_on_drop: false }`
[INFO] [stdout] a96e4242970ba39c3da5f19f90b4a6e1da15acf34fd0dd0a287d4db4108be4c1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0564adf5cedb8b610aa491b5d2836c9d2dff0b2c680ec4f9c56f3f90a28c35d3
[INFO] running `Command { std: "docker" "start" "-a" "0564adf5cedb8b610aa491b5d2836c9d2dff0b2c680ec4f9c56f3f90a28c35d3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_left_right-c185d483495b4ecc)
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-ba49e7a55f19260f)
[INFO] [stdout] test internal_test::drop_reader ... ok
[INFO] [stdout] test internal_test::drop_writer ... 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] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test usage_test::double_reader ... ok
[INFO] [stdout] test usage_test::break_ref ... ok
[INFO] [stdout] test usage_test::default_init ... ok
[INFO] [stdout] test usage_test::reader_rebuild ... ok
[INFO] [stdout] test usage_test::send_writer ... ok
[INFO] [stdout] test usage_test::single_thread ... ok
[INFO] [stdout] test usage_test::assert_writeguard_none ... ok
[INFO] [stdout] test usage_test::panic_clone - should panic ... ok
[INFO] [stdout] test usage_test::write_try_lock ... ok
[INFO] [stdout] test usage_test::writer_as_ref ... ok
[INFO] [stdout] test usage_test::panic_default - should panic ... ok
[INFO] [stdout] test usage_test::panic_absorb - should panic ... ok
[INFO] [stdout] test usage_test::reader_leak ... ok
[INFO] [stdout] test usage_test::write_guard_drop ... ok
[INFO] [stdout] test usage_test::two_thread_loops ... ok
[INFO] [stdout] test usage_test::block ... ok
[INFO] [stdout] test usage_test::multi_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_left_right
[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] running `Command { std: "docker" "inspect" "0564adf5cedb8b610aa491b5d2836c9d2dff0b2c680ec4f9c56f3f90a28c35d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0564adf5cedb8b610aa491b5d2836c9d2dff0b2c680ec4f9c56f3f90a28c35d3", kill_on_drop: false }`
[INFO] [stdout] 0564adf5cedb8b610aa491b5d2836c9d2dff0b2c680ec4f9c56f3f90a28c35d3