[INFO] fetching crate serbuffer 1.3.3...
[INFO] testing serbuffer-1.3.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate serbuffer 1.3.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate serbuffer 1.3.3
[INFO] finished tweaking crates.io crate serbuffer 1.3.3
[INFO] tweaked toml for crates.io crate serbuffer 1.3.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serbuffer 1.3.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding uuid v0.8.2 (available: v1.23.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dda802e0f42ee3335100a34650ff69ff0e83619c477cfff90ba9e4261ce4b6cf
[INFO] running `Command { std: "docker" "start" "-a" "dda802e0f42ee3335100a34650ff69ff0e83619c477cfff90ba9e4261ce4b6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dda802e0f42ee3335100a34650ff69ff0e83619c477cfff90ba9e4261ce4b6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dda802e0f42ee3335100a34650ff69ff0e83619c477cfff90ba9e4261ce4b6cf", kill_on_drop: false }`
[INFO] [stdout] dda802e0f42ee3335100a34650ff69ff0e83619c477cfff90ba9e4261ce4b6cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c84dcf38bd04b2b90f87ebba1ce72616b0ddd5dd35adaaf954f289ac56ef0181
[INFO] running `Command { std: "docker" "start" "-a" "c84dcf38bd04b2b90f87ebba1ce72616b0ddd5dd35adaaf954f289ac56ef0181", kill_on_drop: false }`
[INFO] [stderr]    Compiling serbuffer v1.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "c84dcf38bd04b2b90f87ebba1ce72616b0ddd5dd35adaaf954f289ac56ef0181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c84dcf38bd04b2b90f87ebba1ce72616b0ddd5dd35adaaf954f289ac56ef0181", kill_on_drop: false }`
[INFO] [stdout] c84dcf38bd04b2b90f87ebba1ce72616b0ddd5dd35adaaf954f289ac56ef0181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ae0bff8157966848b5ad7b288d83fc6b7e8e0d78a312ab09e4c405c1ce40924
[INFO] running `Command { std: "docker" "start" "-a" "7ae0bff8157966848b5ad7b288d83fc6b7e8e0d78a312ab09e4c405c1ce40924", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling serbuffer v1.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "7ae0bff8157966848b5ad7b288d83fc6b7e8e0d78a312ab09e4c405c1ce40924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae0bff8157966848b5ad7b288d83fc6b7e8e0d78a312ab09e4c405c1ce40924", kill_on_drop: false }`
[INFO] [stdout] 7ae0bff8157966848b5ad7b288d83fc6b7e8e0d78a312ab09e4c405c1ce40924
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 152dd0048a3a8499e468a7db9a7dc71e314efb23ed6608a6cd4683e477276bbb
[INFO] running `Command { std: "docker" "start" "-a" "152dd0048a3a8499e468a7db9a7dc71e314efb23ed6608a6cd4683e477276bbb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serbuffer-927cede66eb21882)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test encoding::length_encoded_integer::tests::lenenc_int_0_test ... ok
[INFO] [stdout] test tests::buffer_test ... ok
[INFO] [stderr]    Doc-tests serbuffer
[INFO] [stdout] test tests::buf_extend_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "152dd0048a3a8499e468a7db9a7dc71e314efb23ed6608a6cd4683e477276bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152dd0048a3a8499e468a7db9a7dc71e314efb23ed6608a6cd4683e477276bbb", kill_on_drop: false }`
[INFO] [stdout] 152dd0048a3a8499e468a7db9a7dc71e314efb23ed6608a6cd4683e477276bbb