[INFO] fetching crate future-union 0.1.1...
[INFO] testing future-union-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate future-union 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate future-union 0.1.1
[INFO] finished tweaking crates.io crate future-union 0.1.1
[INFO] tweaked toml for crates.io crate future-union 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate future-union 0.1.1 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding futures v0.1.31 (available: v0.3.31)
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7a036f45fccd927885b9f2b73c3f48584f81edcc682cbd7926178e3ee2638e6b
[INFO] running `Command { std: "docker" "start" "-a" "7a036f45fccd927885b9f2b73c3f48584f81edcc682cbd7926178e3ee2638e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a036f45fccd927885b9f2b73c3f48584f81edcc682cbd7926178e3ee2638e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a036f45fccd927885b9f2b73c3f48584f81edcc682cbd7926178e3ee2638e6b", kill_on_drop: false }`
[INFO] [stdout] 7a036f45fccd927885b9f2b73c3f48584f81edcc682cbd7926178e3ee2638e6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a881b33796e9d3e6cc540bff19d32cf0f819e8712796154b89c008118f9f9ef1
[INFO] running `Command { std: "docker" "start" "-a" "a881b33796e9d3e6cc540bff19d32cf0f819e8712796154b89c008118f9f9ef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling future-union-impl v0.1.0
[INFO] [stderr]    Compiling future-union v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.98s
[INFO] running `Command { std: "docker" "inspect" "a881b33796e9d3e6cc540bff19d32cf0f819e8712796154b89c008118f9f9ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a881b33796e9d3e6cc540bff19d32cf0f819e8712796154b89c008118f9f9ef1", kill_on_drop: false }`
[INFO] [stdout] a881b33796e9d3e6cc540bff19d32cf0f819e8712796154b89c008118f9f9ef1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6cb1e370fb2098323393df60e196bda1ac9326c426f00e99f0e5f93bf7d8c207
[INFO] running `Command { std: "docker" "start" "-a" "6cb1e370fb2098323393df60e196bda1ac9326c426f00e99f0e5f93bf7d8c207", kill_on_drop: false }`
[INFO] [stderr]    Compiling future-union v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "6cb1e370fb2098323393df60e196bda1ac9326c426f00e99f0e5f93bf7d8c207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb1e370fb2098323393df60e196bda1ac9326c426f00e99f0e5f93bf7d8c207", kill_on_drop: false }`
[INFO] [stdout] 6cb1e370fb2098323393df60e196bda1ac9326c426f00e99f0e5f93bf7d8c207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b317ecadff662a540e0d323f439f0a4659c2460fd63f0cbe2ff59446f4faaec2
[INFO] running `Command { std: "docker" "start" "-a" "b317ecadff662a540e0d323f439f0a4659c2460fd63f0cbe2ff59446f4faaec2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/future_union-c21e2e3e50b8e7c9)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::demo_compiles ... ok
[INFO] [stdout] test tests::trees_as_expected ... 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]    Doc-tests future_union
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 38) ... ignored
[INFO] [stdout] test src/lib.rs - (line 21) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b317ecadff662a540e0d323f439f0a4659c2460fd63f0cbe2ff59446f4faaec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b317ecadff662a540e0d323f439f0a4659c2460fd63f0cbe2ff59446f4faaec2", kill_on_drop: false }`
[INFO] [stdout] b317ecadff662a540e0d323f439f0a4659c2460fd63f0cbe2ff59446f4faaec2