[INFO] fetching crate serbuffer-gen 1.2.4...
[INFO] testing serbuffer-gen-1.2.4 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate serbuffer-gen 1.2.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate serbuffer-gen 1.2.4 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serbuffer-gen 1.2.4
[INFO] finished tweaking crates.io crate serbuffer-gen 1.2.4
[INFO] tweaked toml for crates.io crate serbuffer-gen 1.2.4 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 250c8ab2d5ffa9ece043fabeba74e81d9db9de7cf989844920f9a97e26336eee
[INFO] running `Command { std: "docker" "start" "-a" "250c8ab2d5ffa9ece043fabeba74e81d9db9de7cf989844920f9a97e26336eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "250c8ab2d5ffa9ece043fabeba74e81d9db9de7cf989844920f9a97e26336eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250c8ab2d5ffa9ece043fabeba74e81d9db9de7cf989844920f9a97e26336eee", kill_on_drop: false }`
[INFO] [stdout] 250c8ab2d5ffa9ece043fabeba74e81d9db9de7cf989844920f9a97e26336eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4aed20c1b45d61cf75b190352d4a01217b63764eff1c773f269945045a6eb548
[INFO] running `Command { std: "docker" "start" "-a" "4aed20c1b45d61cf75b190352d4a01217b63764eff1c773f269945045a6eb548", kill_on_drop: false }`
[INFO] [stderr]    Compiling serbuffer-gen v1.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "4aed20c1b45d61cf75b190352d4a01217b63764eff1c773f269945045a6eb548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aed20c1b45d61cf75b190352d4a01217b63764eff1c773f269945045a6eb548", kill_on_drop: false }`
[INFO] [stdout] 4aed20c1b45d61cf75b190352d4a01217b63764eff1c773f269945045a6eb548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 278e27352753d4440d9491f97cc1a9bab1ed47190a17381af771b8908d38184e
[INFO] running `Command { std: "docker" "start" "-a" "278e27352753d4440d9491f97cc1a9bab1ed47190a17381af771b8908d38184e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serbuffer-gen v1.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "278e27352753d4440d9491f97cc1a9bab1ed47190a17381af771b8908d38184e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278e27352753d4440d9491f97cc1a9bab1ed47190a17381af771b8908d38184e", kill_on_drop: false }`
[INFO] [stdout] 278e27352753d4440d9491f97cc1a9bab1ed47190a17381af771b8908d38184e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f21467b698c6f63e56cd88810a8723825a6c3fd0e7a55877f5c49649c9b135cb
[INFO] running `Command { std: "docker" "start" "-a" "f21467b698c6f63e56cd88810a8723825a6c3fd0e7a55877f5c49649c9b135cb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serbuffer_gen-c1582c455fb360aa)
[INFO] [stdout] test tests::code_gen_basic_type_test ... ok
[INFO] [stderr]    Doc-tests serbuffer_gen
[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 0.00s
[INFO] [stdout] 
[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" "f21467b698c6f63e56cd88810a8723825a6c3fd0e7a55877f5c49649c9b135cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f21467b698c6f63e56cd88810a8723825a6c3fd0e7a55877f5c49649c9b135cb", kill_on_drop: false }`
[INFO] [stdout] f21467b698c6f63e56cd88810a8723825a6c3fd0e7a55877f5c49649c9b135cb