[INFO] fetching crate n0-future 0.2.0...
[INFO] testing n0-future-0.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate n0-future 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate n0-future 0.2.0
[INFO] finished tweaking crates.io crate n0-future 0.2.0
[INFO] tweaked toml for crates.io crate n0-future 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate n0-future 0.2.0 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] crate crates.io crate n0-future 0.2.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5e0263e7505cad0df9924d94b78ddbbb2f137ea5b4eee6dc9dc19ed41afb244d
[INFO] running `Command { std: "docker" "start" "-a" "5e0263e7505cad0df9924d94b78ddbbb2f137ea5b4eee6dc9dc19ed41afb244d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e0263e7505cad0df9924d94b78ddbbb2f137ea5b4eee6dc9dc19ed41afb244d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e0263e7505cad0df9924d94b78ddbbb2f137ea5b4eee6dc9dc19ed41afb244d", kill_on_drop: false }`
[INFO] [stdout] 5e0263e7505cad0df9924d94b78ddbbb2f137ea5b4eee6dc9dc19ed41afb244d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1889e6ca0909b490600549520cd220930471e8a5721f3d0b12784da5949c36f4
[INFO] running `Command { std: "docker" "start" "-a" "1889e6ca0909b490600549520cd220930471e8a5721f3d0b12784da5949c36f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling diatomic-waker v0.2.3
[INFO] [stderr]    Compiling cordyceps v0.3.4
[INFO] [stderr]    Compiling n0-future v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-lite v2.6.0
[INFO] [stderr]    Compiling futures-buffered v0.2.12
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling tokio v1.47.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.02s
[INFO] running `Command { std: "docker" "inspect" "1889e6ca0909b490600549520cd220930471e8a5721f3d0b12784da5949c36f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1889e6ca0909b490600549520cd220930471e8a5721f3d0b12784da5949c36f4", kill_on_drop: false }`
[INFO] [stdout] 1889e6ca0909b490600549520cd220930471e8a5721f3d0b12784da5949c36f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 47038cdcca400fb8fdc9db01ec892e685f14e3c1eb2214b7909748bb91ccf244
[INFO] running `Command { std: "docker" "start" "-a" "47038cdcca400fb8fdc9db01ec892e685f14e3c1eb2214b7909748bb91ccf244", kill_on_drop: false }`
[INFO] [stderr]    Compiling n0-future v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "47038cdcca400fb8fdc9db01ec892e685f14e3c1eb2214b7909748bb91ccf244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47038cdcca400fb8fdc9db01ec892e685f14e3c1eb2214b7909748bb91ccf244", kill_on_drop: false }`
[INFO] [stdout] 47038cdcca400fb8fdc9db01ec892e685f14e3c1eb2214b7909748bb91ccf244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4fa8cfddade995cf6e49a652897928932c812780be84a30e21dd1a8a2554d337
[INFO] running `Command { std: "docker" "start" "-a" "4fa8cfddade995cf6e49a652897928932c812780be84a30e21dd1a8a2554d337", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/n0_future-ec037c52b2a735b1)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests n0_future
[INFO] [stdout] running 3 tests
[INFO] [stdout] test maybe_future::tests::example ... ok
[INFO] [stdout] test maybe_future::tests::test_maybefuture_mut_ref ... ok
[INFO] [stdout] test maybe_future::tests::test_maybefuture_poll_after_use ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/maybe_future.rs - maybe_future::MaybeFuture (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4fa8cfddade995cf6e49a652897928932c812780be84a30e21dd1a8a2554d337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa8cfddade995cf6e49a652897928932c812780be84a30e21dd1a8a2554d337", kill_on_drop: false }`
[INFO] [stdout] 4fa8cfddade995cf6e49a652897928932c812780be84a30e21dd1a8a2554d337