[INFO] fetching crate virtual-io 0.1.0...
[INFO] testing virtual-io-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate virtual-io 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate virtual-io 0.1.0
[INFO] finished tweaking crates.io crate virtual-io 0.1.0
[INFO] tweaked toml for crates.io crate virtual-io 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate virtual-io 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc72cf02366f7edd24f69757077af83a0f720952b07968395f4c0c66f9317c71
[INFO] running `Command { std: "docker" "start" "-a" "dc72cf02366f7edd24f69757077af83a0f720952b07968395f4c0c66f9317c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc72cf02366f7edd24f69757077af83a0f720952b07968395f4c0c66f9317c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc72cf02366f7edd24f69757077af83a0f720952b07968395f4c0c66f9317c71", kill_on_drop: false }`
[INFO] [stdout] dc72cf02366f7edd24f69757077af83a0f720952b07968395f4c0c66f9317c71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e74739fe4137001f083ff4ed28ab41361b25fd4486709b2f20f18e4a53fb0c1
[INFO] running `Command { std: "docker" "start" "-a" "2e74739fe4137001f083ff4ed28ab41361b25fd4486709b2f20f18e4a53fb0c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling virtual-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "2e74739fe4137001f083ff4ed28ab41361b25fd4486709b2f20f18e4a53fb0c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e74739fe4137001f083ff4ed28ab41361b25fd4486709b2f20f18e4a53fb0c1", kill_on_drop: false }`
[INFO] [stdout] 2e74739fe4137001f083ff4ed28ab41361b25fd4486709b2f20f18e4a53fb0c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d7a41521b1b976a456a2b8407c0e45a589b8699b55f44908df3cbc236ceb2bd
[INFO] running `Command { std: "docker" "start" "-a" "5d7a41521b1b976a456a2b8407c0e45a589b8699b55f44908df3cbc236ceb2bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling virtual-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "5d7a41521b1b976a456a2b8407c0e45a589b8699b55f44908df3cbc236ceb2bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d7a41521b1b976a456a2b8407c0e45a589b8699b55f44908df3cbc236ceb2bd", kill_on_drop: false }`
[INFO] [stdout] 5d7a41521b1b976a456a2b8407c0e45a589b8699b55f44908df3cbc236ceb2bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21eda4b9b012ebba3dad852810a69d0eabc3c22d3d9c6f387346b4e74608fea9
[INFO] running `Command { std: "docker" "start" "-a" "21eda4b9b012ebba3dad852810a69d0eabc3c22d3d9c6f387346b4e74608fea9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/virtual_io-d45f5e18ae018274)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test vio_fake::test::vio_fake_handles_correct_read_line_messages ... ok
[INFO] [stdout] test vio_fake::test::vio_fake_handles_correct_ordering_of_io ... ok
[INFO] [stdout] test vio_fake_builder::test::vio_fake_builder_consecutive_print_statements_collapse_into_single_message ... ok
[INFO] [stdout] test vio_fake_builder::test::vio_fake_builder_environment_variables ... ok
[INFO] [stdout] test vio_fake::test::vio_fake_handles_correct_print_messages ... ok
[INFO] [stdout] test vio_fake_builder::test::vio_fake_builder_inputs_do_not_collapse ... ok
[INFO] [stdout] test vio_fake_builder::test::vio_fake_builder_prints ... ok
[INFO] [stdout] test vio_fake::test::vio_get_environment_variable ... ok
[INFO] [stdout] test vio_fake::test::vio_get_environment_variables ... ok
[INFO] [stdout] test vio_fake_builder::test::vio_fake_builder_accepts_input ... ok
[INFO] [stdout] test vio_fake::test::vio_fake_handles_incorrect_print_messages ... ok
[INFO] [stdout] test vio_fake::test::vio_fake_panics_on_incorrect_ordering_of_io - should panic ... ok
[INFO] [stdout] test vio_fake::test::vio_fake_panics_if_not_enough_inputs - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests virtual_io
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/vio_fake_builder.rs - vio_fake_builder::VioFakeBuilder (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "21eda4b9b012ebba3dad852810a69d0eabc3c22d3d9c6f387346b4e74608fea9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21eda4b9b012ebba3dad852810a69d0eabc3c22d3d9c6f387346b4e74608fea9", kill_on_drop: false }`
[INFO] [stdout] 21eda4b9b012ebba3dad852810a69d0eabc3c22d3d9c6f387346b4e74608fea9