[INFO] fetching crate serbuffer-gen 1.3.1...
[INFO] testing serbuffer-gen-1.3.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate serbuffer-gen 1.3.1 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate serbuffer-gen 1.3.1 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 serbuffer-gen 1.3.1
[INFO] finished tweaking crates.io crate serbuffer-gen 1.3.1
[INFO] tweaked toml for crates.io crate serbuffer-gen 1.3.1 written to /workspace/builds/worker-35/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] 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-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 291990cc0877229c17f2b8bc39c8053204d790760d7e5b8166746e774a1ded4f
[INFO] running `Command { std: "docker" "start" "-a" "291990cc0877229c17f2b8bc39c8053204d790760d7e5b8166746e774a1ded4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "291990cc0877229c17f2b8bc39c8053204d790760d7e5b8166746e774a1ded4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "291990cc0877229c17f2b8bc39c8053204d790760d7e5b8166746e774a1ded4f", kill_on_drop: false }`
[INFO] [stdout] 291990cc0877229c17f2b8bc39c8053204d790760d7e5b8166746e774a1ded4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] c294a2b583fa4f3aab1c9a71e1ba5f8583563f471580db98ec4c722d6dc71bd6
[INFO] running `Command { std: "docker" "start" "-a" "c294a2b583fa4f3aab1c9a71e1ba5f8583563f471580db98ec4c722d6dc71bd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serbuffer-gen v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "c294a2b583fa4f3aab1c9a71e1ba5f8583563f471580db98ec4c722d6dc71bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c294a2b583fa4f3aab1c9a71e1ba5f8583563f471580db98ec4c722d6dc71bd6", kill_on_drop: false }`
[INFO] [stdout] c294a2b583fa4f3aab1c9a71e1ba5f8583563f471580db98ec4c722d6dc71bd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 813aa33e2b0c7a21fa26bfe97cba3bdb104f5ec522f6a7db24e5969b24fd5c22
[INFO] running `Command { std: "docker" "start" "-a" "813aa33e2b0c7a21fa26bfe97cba3bdb104f5ec522f6a7db24e5969b24fd5c22", kill_on_drop: false }`
[INFO] [stderr]    Compiling serbuffer-gen v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "813aa33e2b0c7a21fa26bfe97cba3bdb104f5ec522f6a7db24e5969b24fd5c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "813aa33e2b0c7a21fa26bfe97cba3bdb104f5ec522f6a7db24e5969b24fd5c22", kill_on_drop: false }`
[INFO] [stdout] 813aa33e2b0c7a21fa26bfe97cba3bdb104f5ec522f6a7db24e5969b24fd5c22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 90618d90a08c6d19d04c11674a79583a095906f8aa7a3a957f7cb43f997a7332
[INFO] running `Command { std: "docker" "start" "-a" "90618d90a08c6d19d04c11674a79583a095906f8aa7a3a957f7cb43f997a7332", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serbuffer_gen-3d5983ed800f6762)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::code_gen_basic_type_test ... ok
[INFO] [stdout] test tests::code_gen_ref_type_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serbuffer_gen
[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] running `Command { std: "docker" "inspect" "90618d90a08c6d19d04c11674a79583a095906f8aa7a3a957f7cb43f997a7332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90618d90a08c6d19d04c11674a79583a095906f8aa7a3a957f7cb43f997a7332", kill_on_drop: false }`
[INFO] [stdout] 90618d90a08c6d19d04c11674a79583a095906f8aa7a3a957f7cb43f997a7332