[INFO] fetching crate base64-serde 0.6.1...
[INFO] checking base64-serde-0.6.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate base64-serde 0.6.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate base64-serde 0.6.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate base64-serde 0.6.1
[INFO] finished tweaking crates.io crate base64-serde 0.6.1
[INFO] tweaked toml for crates.io crate base64-serde 0.6.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5776c907af5d56fa0daa483baa216482bfbe60d2b7953a7390004f16c9395e0
[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" "f5776c907af5d56fa0daa483baa216482bfbe60d2b7953a7390004f16c9395e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5776c907af5d56fa0daa483baa216482bfbe60d2b7953a7390004f16c9395e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5776c907af5d56fa0daa483baa216482bfbe60d2b7953a7390004f16c9395e0", kill_on_drop: false }`
[INFO] [stdout] f5776c907af5d56fa0daa483baa216482bfbe60d2b7953a7390004f16c9395e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f607d560cd38e769fdf05e4774154d16d539fed243fa37889e2c45210db08597
[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" "f607d560cd38e769fdf05e4774154d16d539fed243fa37889e2c45210db08597", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking base64-serde v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.63s
[INFO] running `Command { std: "docker" "inspect" "f607d560cd38e769fdf05e4774154d16d539fed243fa37889e2c45210db08597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f607d560cd38e769fdf05e4774154d16d539fed243fa37889e2c45210db08597", kill_on_drop: false }`
[INFO] [stdout] f607d560cd38e769fdf05e4774154d16d539fed243fa37889e2c45210db08597