[INFO] cloning repository https://github.com/PocketOfWeird/packstream
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PocketOfWeird/packstream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPocketOfWeird%2Fpackstream", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPocketOfWeird%2Fpackstream'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a863d66bf8a8178cb3e99ccbe572d721256ea12d
[INFO] testing PocketOfWeird/packstream against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPocketOfWeird%2Fpackstream" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PocketOfWeird/packstream on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PocketOfWeird/packstream
[INFO] finished tweaking git repo https://github.com/PocketOfWeird/packstream
[INFO] tweaked toml for git repo https://github.com/PocketOfWeird/packstream written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/PocketOfWeird/packstream already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dd2bcc67c9ab957f7a9f3ddc17519fef24eb75173a714b4b146e7b6a86db5b7
[INFO] running `Command { std: "docker" "start" "-a" "5dd2bcc67c9ab957f7a9f3ddc17519fef24eb75173a714b4b146e7b6a86db5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd2bcc67c9ab957f7a9f3ddc17519fef24eb75173a714b4b146e7b6a86db5b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd2bcc67c9ab957f7a9f3ddc17519fef24eb75173a714b4b146e7b6a86db5b7", kill_on_drop: false }`
[INFO] [stdout] 5dd2bcc67c9ab957f7a9f3ddc17519fef24eb75173a714b4b146e7b6a86db5b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc612381c295f91bd8dfe25d88d0bef9e69c1b636a50708c1f347d9a3de6b34f
[INFO] running `Command { std: "docker" "start" "-a" "dc612381c295f91bd8dfe25d88d0bef9e69c1b636a50708c1f347d9a3de6b34f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling packstream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |         &mut self.buffer[start..end].copy_from_slice(&buf[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.40s
[INFO] running `Command { std: "docker" "inspect" "dc612381c295f91bd8dfe25d88d0bef9e69c1b636a50708c1f347d9a3de6b34f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc612381c295f91bd8dfe25d88d0bef9e69c1b636a50708c1f347d9a3de6b34f", kill_on_drop: false }`
[INFO] [stdout] dc612381c295f91bd8dfe25d88d0bef9e69c1b636a50708c1f347d9a3de6b34f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a83054690cf618fba1ab2278af0aa240677d247151a9dda4b999288074b1ca2e
[INFO] running `Command { std: "docker" "start" "-a" "a83054690cf618fba1ab2278af0aa240677d247151a9dda4b999288074b1ca2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling packstream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |         &mut self.buffer[start..end].copy_from_slice(&buf[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/lib.rs:212:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |         &mut self.buffer[start..end].copy_from_slice(&buf[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "a83054690cf618fba1ab2278af0aa240677d247151a9dda4b999288074b1ca2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a83054690cf618fba1ab2278af0aa240677d247151a9dda4b999288074b1ca2e", kill_on_drop: false }`
[INFO] [stdout] a83054690cf618fba1ab2278af0aa240677d247151a9dda4b999288074b1ca2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7361a1c46b6b0177d79b0ac449640faf8f5740af2d30ee9bc642b2fa742d23b8
[INFO] running `Command { std: "docker" "start" "-a" "7361a1c46b6b0177d79b0ac449640faf8f5740af2d30ee9bc642b2fa742d23b8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stdout] running 8 tests
[INFO] [stderr]    --> src/lib.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |         &mut self.buffer[start..end].copy_from_slice(&buf[..]);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `packstream` (lib) generated 1 warning
[INFO] [stderr] warning: `packstream` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/packstream-c7dc6f9bd3a1b060)
[INFO] [stdout] test tests::casting::should_cast_value_from_i8 ... ok
[INFO] [stdout] test tests::casting::should_cast_value_from_false ... ok
[INFO] [stdout] test tests::casting::should_cast_value_from_u8 ... ok
[INFO] [stdout] test tests::casting::should_cast_value_from_true ... ok
[INFO] [stdout] test tests::casting::should_cast_value_from_u16 ... ok
[INFO] [stdout] test tests::casting::should_cast_value_from_i16 ... ok
[INFO] [stdout] test tests::packing::should_pack_and_unpack_null ... ok
[INFO] [stderr]    Doc-tests packstream
[INFO] [stdout] test tests::packing::should_pack_and_unpack_tiny_integer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[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" "7361a1c46b6b0177d79b0ac449640faf8f5740af2d30ee9bc642b2fa742d23b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7361a1c46b6b0177d79b0ac449640faf8f5740af2d30ee9bc642b2fa742d23b8", kill_on_drop: false }`
[INFO] [stdout] 7361a1c46b6b0177d79b0ac449640faf8f5740af2d30ee9bc642b2fa742d23b8