[INFO] fetching crate serde-diff 0.4.1...
[INFO] checking serde-diff-0.4.1 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate serde-diff 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate serde-diff 0.4.1 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-diff 0.4.1
[INFO] finished tweaking crates.io crate serde-diff 0.4.1
[INFO] tweaked toml for crates.io crate serde-diff 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate serde-diff 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.119
[INFO] [stderr]   Downloaded rmp-serde v0.15.1
[INFO] [stderr]   Downloaded rmp v0.8.9
[INFO] [stderr]   Downloaded serde v1.0.119
[INFO] [stderr]   Downloaded serde-diff-derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7506ca14f5551889350acbe22192b3b474723e6ac87c56f847c1bddfb3ab68aa
[INFO] running `Command { std: "docker" "start" "-a" "7506ca14f5551889350acbe22192b3b474723e6ac87c56f847c1bddfb3ab68aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7506ca14f5551889350acbe22192b3b474723e6ac87c56f847c1bddfb3ab68aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7506ca14f5551889350acbe22192b3b474723e6ac87c56f847c1bddfb3ab68aa", kill_on_drop: false }`
[INFO] [stdout] 7506ca14f5551889350acbe22192b3b474723e6ac87c56f847c1bddfb3ab68aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccdeadc5f3910947615af8a10e90c5fe23122e4443e32aaff075692748b9ad1a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ccdeadc5f3910947615af8a10e90c5fe23122e4443e32aaff075692748b9ad1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling serde-diff-derive v0.4.0
[INFO] [stderr]     Checking rmp-serde v0.15.1
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde-diff v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stdout]   --> src/tests.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     bincode::config()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stdout]   --> src/tests.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     bincode::config()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `bincode::config`: please use `options()` instead
[INFO] [stdout]    --> src/tests.rs:184:5
[INFO] [stdout]     |
[INFO] [stdout] 184 |     bincode::config()
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.91s
[INFO] running `Command { std: "docker" "inspect" "ccdeadc5f3910947615af8a10e90c5fe23122e4443e32aaff075692748b9ad1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccdeadc5f3910947615af8a10e90c5fe23122e4443e32aaff075692748b9ad1a", kill_on_drop: false }`
[INFO] [stdout] ccdeadc5f3910947615af8a10e90c5fe23122e4443e32aaff075692748b9ad1a