[INFO] fetching crate generic-builders 1.0.0...
[INFO] testing generic-builders-1.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate generic-builders 1.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate generic-builders 1.0.0
[INFO] finished tweaking crates.io crate generic-builders 1.0.0
[INFO] tweaked toml for crates.io crate generic-builders 1.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate generic-builders 1.0.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate generic-builders 1.0.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06adaed7a13a0efffd7bf8e0cd17b796001742bc47f967e01594ce2bdd51bc15
[INFO] running `Command { std: "docker" "start" "-a" "06adaed7a13a0efffd7bf8e0cd17b796001742bc47f967e01594ce2bdd51bc15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06adaed7a13a0efffd7bf8e0cd17b796001742bc47f967e01594ce2bdd51bc15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06adaed7a13a0efffd7bf8e0cd17b796001742bc47f967e01594ce2bdd51bc15", kill_on_drop: false }`
[INFO] [stdout] 06adaed7a13a0efffd7bf8e0cd17b796001742bc47f967e01594ce2bdd51bc15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 607379427b9cc292f540a67a937f4151a6cbd718680bdb784ea8b77d40759e48
[INFO] running `Command { std: "docker" "start" "-a" "607379427b9cc292f540a67a937f4151a6cbd718680bdb784ea8b77d40759e48", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-builders v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "607379427b9cc292f540a67a937f4151a6cbd718680bdb784ea8b77d40759e48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "607379427b9cc292f540a67a937f4151a6cbd718680bdb784ea8b77d40759e48", kill_on_drop: false }`
[INFO] [stdout] 607379427b9cc292f540a67a937f4151a6cbd718680bdb784ea8b77d40759e48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96313d7d05e7b6a7f8f9cd92ea35eda4dcda21444de1cca818fb020f47e73e13
[INFO] running `Command { std: "docker" "start" "-a" "96313d7d05e7b6a7f8f9cd92ea35eda4dcda21444de1cca818fb020f47e73e13", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-builders v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "96313d7d05e7b6a7f8f9cd92ea35eda4dcda21444de1cca818fb020f47e73e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96313d7d05e7b6a7f8f9cd92ea35eda4dcda21444de1cca818fb020f47e73e13", kill_on_drop: false }`
[INFO] [stdout] 96313d7d05e7b6a7f8f9cd92ea35eda4dcda21444de1cca818fb020f47e73e13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ff6ffafcf167328c1d788a858e15c3a95d14b8765fac3246605375c8dd4fcf6b
[INFO] running `Command { std: "docker" "start" "-a" "ff6ffafcf167328c1d788a858e15c3a95d14b8765fac3246605375c8dd4fcf6b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/generic_builders-88b9fabfdcf1c84f)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests generic_builders
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 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/immutable.rs - immutable::Builder (line 3) ... 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] all doctests ran in 0.79s; merged doctests compilation took 0.64s
[INFO] running `Command { std: "docker" "inspect" "ff6ffafcf167328c1d788a858e15c3a95d14b8765fac3246605375c8dd4fcf6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6ffafcf167328c1d788a858e15c3a95d14b8765fac3246605375c8dd4fcf6b", kill_on_drop: false }`
[INFO] [stdout] ff6ffafcf167328c1d788a858e15c3a95d14b8765fac3246605375c8dd4fcf6b