[INFO] fetching crate tapa-trait-serde 0.2.0...
[INFO] testing tapa-trait-serde-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tapa-trait-serde 0.2.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate tapa-trait-serde 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tapa-trait-serde 0.2.0
[INFO] finished tweaking crates.io crate tapa-trait-serde 0.2.0
[INFO] tweaked toml for crates.io crate tapa-trait-serde 0.2.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1ec846da94a7fa6314394ae8ff5da31738537ade9a87377b2e904234fd20bc0
[INFO] running `Command { std: "docker" "start" "-a" "e1ec846da94a7fa6314394ae8ff5da31738537ade9a87377b2e904234fd20bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1ec846da94a7fa6314394ae8ff5da31738537ade9a87377b2e904234fd20bc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ec846da94a7fa6314394ae8ff5da31738537ade9a87377b2e904234fd20bc0", kill_on_drop: false }`
[INFO] [stdout] e1ec846da94a7fa6314394ae8ff5da31738537ade9a87377b2e904234fd20bc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40b63f0170eb127116b55f67803735a53ca36ba57fd29933199663af6a12459c
[INFO] running `Command { std: "docker" "start" "-a" "40b63f0170eb127116b55f67803735a53ca36ba57fd29933199663af6a12459c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tapa-trait-serde-derive v0.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_yaml v0.8.21
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rmp-serde v0.15.5
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]    Compiling num_enum v0.5.4
[INFO] [stderr]    Compiling flexbuffers v0.2.2
[INFO] [stderr]    Compiling tapa-trait-serde v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "40b63f0170eb127116b55f67803735a53ca36ba57fd29933199663af6a12459c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b63f0170eb127116b55f67803735a53ca36ba57fd29933199663af6a12459c", kill_on_drop: false }`
[INFO] [stdout] 40b63f0170eb127116b55f67803735a53ca36ba57fd29933199663af6a12459c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4748ec1f86c6aad8fc5715046f778f6c114860eef6c3b38b39984c608e7f56ba
[INFO] running `Command { std: "docker" "start" "-a" "4748ec1f86c6aad8fc5715046f778f6c114860eef6c3b38b39984c608e7f56ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling tapa-trait-serde v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "4748ec1f86c6aad8fc5715046f778f6c114860eef6c3b38b39984c608e7f56ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4748ec1f86c6aad8fc5715046f778f6c114860eef6c3b38b39984c608e7f56ba", kill_on_drop: false }`
[INFO] [stdout] 4748ec1f86c6aad8fc5715046f778f6c114860eef6c3b38b39984c608e7f56ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60c0dd5b6973bb9b46e23e40b7a90b0b8c3f3e8845d27f80b7ec4a19428ae302
[INFO] running `Command { std: "docker" "start" "-a" "60c0dd5b6973bb9b46e23e40b7a90b0b8c3f3e8845d27f80b7ec4a19428ae302", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tapa_trait_serde-605d2971ca9c310a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tapa-trait-serde
[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 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" "60c0dd5b6973bb9b46e23e40b7a90b0b8c3f3e8845d27f80b7ec4a19428ae302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c0dd5b6973bb9b46e23e40b7a90b0b8c3f3e8845d27f80b7ec4a19428ae302", kill_on_drop: false }`
[INFO] [stdout] 60c0dd5b6973bb9b46e23e40b7a90b0b8c3f3e8845d27f80b7ec4a19428ae302