[INFO] fetching crate membuffer 0.3.0...
[INFO] testing membuffer-0.3.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate membuffer 0.3.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate membuffer 0.3.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate membuffer 0.3.0
[INFO] finished tweaking crates.io crate membuffer 0.3.0
[INFO] tweaked toml for crates.io crate membuffer 0.3.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d5bb5e8482588e392b9be377b0b92a9d68a9ff18832b7b9673212811a8f1546
[INFO] running `Command { std: "docker" "start" "-a" "3d5bb5e8482588e392b9be377b0b92a9d68a9ff18832b7b9673212811a8f1546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d5bb5e8482588e392b9be377b0b92a9d68a9ff18832b7b9673212811a8f1546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d5bb5e8482588e392b9be377b0b92a9d68a9ff18832b7b9673212811a8f1546", kill_on_drop: false }`
[INFO] [stdout] 3d5bb5e8482588e392b9be377b0b92a9d68a9ff18832b7b9673212811a8f1546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35e89163c4d92a62f64b9b61fca16179d27c277467c45d7dc4391bb299fde53f
[INFO] running `Command { std: "docker" "start" "-a" "35e89163c4d92a62f64b9b61fca16179d27c277467c45d7dc4391bb299fde53f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling membuffer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.76s
[INFO] running `Command { std: "docker" "inspect" "35e89163c4d92a62f64b9b61fca16179d27c277467c45d7dc4391bb299fde53f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e89163c4d92a62f64b9b61fca16179d27c277467c45d7dc4391bb299fde53f", kill_on_drop: false }`
[INFO] [stdout] 35e89163c4d92a62f64b9b61fca16179d27c277467c45d7dc4391bb299fde53f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f4a9d81b0fdcf585776fd45624b4b84f77e07e0626854d598e239f7a7469c3d
[INFO] running `Command { std: "docker" "start" "-a" "2f4a9d81b0fdcf585776fd45624b4b84f77e07e0626854d598e239f7a7469c3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling membuffer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "2f4a9d81b0fdcf585776fd45624b4b84f77e07e0626854d598e239f7a7469c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f4a9d81b0fdcf585776fd45624b4b84f77e07e0626854d598e239f7a7469c3d", kill_on_drop: false }`
[INFO] [stdout] 2f4a9d81b0fdcf585776fd45624b4b84f77e07e0626854d598e239f7a7469c3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] def193d16a1f6c70058619ab2f307b258ecbb92b5ac9cc9e7ee999d005107f25
[INFO] running `Command { std: "docker" "start" "-a" "def193d16a1f6c70058619ab2f307b258ecbb92b5ac9cc9e7ee999d005107f25", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/membuffer-4e0b79b5552112fe)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::check_empty ... ok
[INFO] [stdout] test tests::check_enum_usage ... ok
[INFO] [stdout] test tests::check_mem_shift ... ok
[INFO] [stdout] test tests::check_payload_len ... ok
[INFO] [stdout] test tests::check_read_attributes ... ok
[INFO] [stdout] test tests::check_recursive_readers ... ok
[INFO] [stdout] test tests::check_reload_writer_from_mem ... ok
[INFO] [stdout] test tests::check_serde_capability ... ok
[INFO] [stdout] test tests::check_serialize_i32_deserialize ... ok
[INFO] [stdout] test tests::check_serialize_vecu8_deserialize ... ok
[INFO] [stdout] test tests::check_serialize_vecu64_deserialize ... ok
[INFO] [stdout] test tests::check_type_error ... ok
[INFO] [stdout] test tests::check_type_ids ... ok
[INFO] [stdout] test tests::check_slice_too_small ... ok
[INFO] [stdout] test tests::corrupt_length ... ok
[INFO] [stdout] test tests::check_serialize_string_deserialize ... ok
[INFO] [stdout] test tests::check_len ... ok
[INFO] [stderr]    Doc-tests membuffer
[INFO] [stdout] test tests::check_wrong_key - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - Position (line 17) ... ok
[INFO] [stdout] test src/lib.rs - MemBufferTypes (line 50) ... ok
[INFO] [stdout] test src/lib.rs - MemBufferWriter::from (line 328) ... ok
[INFO] [stdout] test src/lib.rs - MemBufferReader (line 146) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.98s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "def193d16a1f6c70058619ab2f307b258ecbb92b5ac9cc9e7ee999d005107f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def193d16a1f6c70058619ab2f307b258ecbb92b5ac9cc9e7ee999d005107f25", kill_on_drop: false }`
[INFO] [stdout] def193d16a1f6c70058619ab2f307b258ecbb92b5ac9cc9e7ee999d005107f25
