[INFO] fetching crate flexible-io 0.4.0...
[INFO] testing flexible-io-0.4.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate flexible-io 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate flexible-io 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate flexible-io 0.4.0
[INFO] tweaked toml for crates.io crate flexible-io 0.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flexible-io 0.4.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae7ca45a61fbd3fe9dbb34639ef44b49fc8b39614e50ce06c4c05d4e03ca7512
[INFO] running `Command { std: "docker" "start" "-a" "ae7ca45a61fbd3fe9dbb34639ef44b49fc8b39614e50ce06c4c05d4e03ca7512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae7ca45a61fbd3fe9dbb34639ef44b49fc8b39614e50ce06c4c05d4e03ca7512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae7ca45a61fbd3fe9dbb34639ef44b49fc8b39614e50ce06c4c05d4e03ca7512", kill_on_drop: false }`
[INFO] [stdout] ae7ca45a61fbd3fe9dbb34639ef44b49fc8b39614e50ce06c4c05d4e03ca7512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6dbf3854388941688a0af6abc7106c1426ab82cbd00c1728cca2f81291d3035
[INFO] running `Command { std: "docker" "start" "-a" "a6dbf3854388941688a0af6abc7106c1426ab82cbd00c1728cca2f81291d3035", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexible-io v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "a6dbf3854388941688a0af6abc7106c1426ab82cbd00c1728cca2f81291d3035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6dbf3854388941688a0af6abc7106c1426ab82cbd00c1728cca2f81291d3035", kill_on_drop: false }`
[INFO] [stdout] a6dbf3854388941688a0af6abc7106c1426ab82cbd00c1728cca2f81291d3035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1514681e1c49d0769e84d86cf20a518bd3fb6e6186977081294aa73e54c56997
[INFO] running `Command { std: "docker" "start" "-a" "1514681e1c49d0769e84d86cf20a518bd3fb6e6186977081294aa73e54c56997", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexible-io v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "1514681e1c49d0769e84d86cf20a518bd3fb6e6186977081294aa73e54c56997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1514681e1c49d0769e84d86cf20a518bd3fb6e6186977081294aa73e54c56997", kill_on_drop: false }`
[INFO] [stdout] 1514681e1c49d0769e84d86cf20a518bd3fb6e6186977081294aa73e54c56997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f1551694665ab7a2cb899a3024444b0bda50d4790e637cb80d731a0e8151075
[INFO] running `Command { std: "docker" "start" "-a" "8f1551694665ab7a2cb899a3024444b0bda50d4790e637cb80d731a0e8151075", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flexible_io-b308497a7b6f8f4c)
[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] [stderr]      Running tests/aliasing.rs (/opt/rustwide/target/debug/deps/aliasing-e4df8735834ad44e)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test reader_reuses ... ok
[INFO] [stdout] test reader_any ... ok
[INFO] [stdout] test writer_reuses ... ok
[INFO] [stdout] test writer_any ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/boxed.rs (/opt/rustwide/target/debug/deps/boxed-10a11e15a47a33c7)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test boxed_case ... ok
[INFO] [stdout] test motivation::motivating_case ... 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/motivation.rs (/opt/rustwide/target/debug/deps/motivation-a0e71ceed3012d00)
[INFO] [stderr]    Doc-tests flexible_io
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test motivating_case ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/reader.rs - reader::Reader (line 29) ... ok
[INFO] [stdout] test src/writer.rs - writer::Writer (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8f1551694665ab7a2cb899a3024444b0bda50d4790e637cb80d731a0e8151075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f1551694665ab7a2cb899a3024444b0bda50d4790e637cb80d731a0e8151075", kill_on_drop: false }`
[INFO] [stdout] 8f1551694665ab7a2cb899a3024444b0bda50d4790e637cb80d731a0e8151075