[INFO] fetching crate serde_closure 0.3.2...
[INFO] testing serde_closure-0.3.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate serde_closure 0.3.2 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate serde_closure 0.3.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_closure 0.3.2
[INFO] finished tweaking crates.io crate serde_closure 0.3.2
[INFO] tweaked toml for crates.io crate serde_closure 0.3.2 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7dc9386ee53f17f6e6e57c3d9af34a5f30145ad7676f088f2d6ada14acd1c61d
[INFO] running `Command { std: "docker" "start" "-a" "7dc9386ee53f17f6e6e57c3d9af34a5f30145ad7676f088f2d6ada14acd1c61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dc9386ee53f17f6e6e57c3d9af34a5f30145ad7676f088f2d6ada14acd1c61d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc9386ee53f17f6e6e57c3d9af34a5f30145ad7676f088f2d6ada14acd1c61d", kill_on_drop: false }`
[INFO] [stdout] 7dc9386ee53f17f6e6e57c3d9af34a5f30145ad7676f088f2d6ada14acd1c61d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52abdc0c445fa38079ba399af9d3fa68b68785ba8429236589aa4778e165ae95
[INFO] running `Command { std: "docker" "start" "-a" "52abdc0c445fa38079ba399af9d3fa68b68785ba8429236589aa4778e165ae95", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling serde_closure v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_closure_derive v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.61s
[INFO] running `Command { std: "docker" "inspect" "52abdc0c445fa38079ba399af9d3fa68b68785ba8429236589aa4778e165ae95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52abdc0c445fa38079ba399af9d3fa68b68785ba8429236589aa4778e165ae95", kill_on_drop: false }`
[INFO] [stdout] 52abdc0c445fa38079ba399af9d3fa68b68785ba8429236589aa4778e165ae95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe40e7e5f314baeca8bca4faa79ec88c33d4df0dd54a2b2e90392041605458d3
[INFO] running `Command { std: "docker" "start" "-a" "fe40e7e5f314baeca8bca4faa79ec88c33d4df0dd54a2b2e90392041605458d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_closure v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "fe40e7e5f314baeca8bca4faa79ec88c33d4df0dd54a2b2e90392041605458d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe40e7e5f314baeca8bca4faa79ec88c33d4df0dd54a2b2e90392041605458d3", kill_on_drop: false }`
[INFO] [stdout] fe40e7e5f314baeca8bca4faa79ec88c33d4df0dd54a2b2e90392041605458d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38504682dd7b10a4907567d064b268a6dac2a8d8fe8839dc352cb93b71064ee7
[INFO] running `Command { std: "docker" "start" "-a" "38504682dd7b10a4907567d064b268a6dac2a8d8fe8839dc352cb93b71064ee7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_closure-1c03f6fef1a2d8a1)
[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] [stdout] 
[INFO] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-3b1f314ee148fd85)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test capturing ... ok
[INFO] [stdout] test fnonce ... ok
[INFO] [stdout] test fnmut ... ok
[INFO] [stdout] test upcast ... ok
[INFO] [stdout] test fnref ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-0cc07c377d23c803)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test fnmut ... ok
[INFO] [stdout] test fnmut_plain ... ok
[INFO] [stdout] test fnonce ... ok
[INFO] [stdout] test fnonce_plain ... ok
[INFO] [stdout] test multiple_async ... ok
[INFO] [stdout] test no_prelude::no_prelude ... ok
[INFO] [stdout] test fnref_plain ... ok
[INFO] [stdout] test fnref ... ok
[INFO] [stdout] test source ... ok
[INFO] [stdout] test static_var ... ok
[INFO] [stdout] test unused_unit ... ok
[INFO] [stdout] test upcast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_closure
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - traits::FnOnceBox (line 523) ... ignored
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 77) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 95) ... ok
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "38504682dd7b10a4907567d064b268a6dac2a8d8fe8839dc352cb93b71064ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38504682dd7b10a4907567d064b268a6dac2a8d8fe8839dc352cb93b71064ee7", kill_on_drop: false }`
[INFO] [stdout] 38504682dd7b10a4907567d064b268a6dac2a8d8fe8839dc352cb93b71064ee7