[INFO] fetching crate iter-tee 0.1.0...
[INFO] testing iter-tee-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate iter-tee 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate iter-tee 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iter-tee 0.1.0
[INFO] finished tweaking crates.io crate iter-tee 0.1.0
[INFO] tweaked toml for crates.io crate iter-tee 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39daae295393c92f5b3d33ba47e0c97769fa7c7870ef5b7b909e58d8de586593
[INFO] running `Command { std: "docker" "start" "-a" "39daae295393c92f5b3d33ba47e0c97769fa7c7870ef5b7b909e58d8de586593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39daae295393c92f5b3d33ba47e0c97769fa7c7870ef5b7b909e58d8de586593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39daae295393c92f5b3d33ba47e0c97769fa7c7870ef5b7b909e58d8de586593", kill_on_drop: false }`
[INFO] [stdout] 39daae295393c92f5b3d33ba47e0c97769fa7c7870ef5b7b909e58d8de586593
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 768bc6c15b05aa2ab458f2122ca2b352bbae1ccf6e177dafd6ed18bd2c7f665b
[INFO] running `Command { std: "docker" "start" "-a" "768bc6c15b05aa2ab458f2122ca2b352bbae1ccf6e177dafd6ed18bd2c7f665b", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-tee v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "768bc6c15b05aa2ab458f2122ca2b352bbae1ccf6e177dafd6ed18bd2c7f665b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768bc6c15b05aa2ab458f2122ca2b352bbae1ccf6e177dafd6ed18bd2c7f665b", kill_on_drop: false }`
[INFO] [stdout] 768bc6c15b05aa2ab458f2122ca2b352bbae1ccf6e177dafd6ed18bd2c7f665b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22313b628e3f6b18dfaccaf3c2b98d2d029e39df226e0a6cbcc2c9b2af9c4926
[INFO] running `Command { std: "docker" "start" "-a" "22313b628e3f6b18dfaccaf3c2b98d2d029e39df226e0a6cbcc2c9b2af9c4926", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iter-tee v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "22313b628e3f6b18dfaccaf3c2b98d2d029e39df226e0a6cbcc2c9b2af9c4926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22313b628e3f6b18dfaccaf3c2b98d2d029e39df226e0a6cbcc2c9b2af9c4926", kill_on_drop: false }`
[INFO] [stdout] 22313b628e3f6b18dfaccaf3c2b98d2d029e39df226e0a6cbcc2c9b2af9c4926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99138c2acb129d064a253d00ff52417106ce2e3c5ceddc03655fb71d346f2a59
[INFO] running `Command { std: "docker" "start" "-a" "99138c2acb129d064a253d00ff52417106ce2e3c5ceddc03655fb71d346f2a59", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iter_tee-a7cf9d513da59e3e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::just_one_tee ... ok
[INFO] [stdout] test tests::drop_in_the_middle ... ok
[INFO] [stdout] test tests::clone_in_the_middle ... ok
[INFO] [stdout] test tests::two_tees ... ok
[INFO] [stdout] test tests::two_tees_parallel ... ok
[INFO] [stdout] test tests::ten_tees_parallel ... ok
[INFO] [stderr]    Doc-tests iter-tee
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99138c2acb129d064a253d00ff52417106ce2e3c5ceddc03655fb71d346f2a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99138c2acb129d064a253d00ff52417106ce2e3c5ceddc03655fb71d346f2a59", kill_on_drop: false }`
[INFO] [stdout] 99138c2acb129d064a253d00ff52417106ce2e3c5ceddc03655fb71d346f2a59