[INFO] cloning repository https://github.com/ekusiadadus/serde-rust-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ekusiadadus/serde-rust-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekusiadadus%2Fserde-rust-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekusiadadus%2Fserde-rust-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f447fab5dc1cbd595296d4eb693892122c0bfd2f
[INFO] checking ekusiadadus/serde-rust-test against master#23718020b12d7e5a54f82a19910e8356ee719667 for pr-146013-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fekusiadadus%2Fserde-rust-test" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ekusiadadus/serde-rust-test
[INFO] finished tweaking git repo https://github.com/ekusiadadus/serde-rust-test
[INFO] tweaked toml for git repo https://github.com/ekusiadadus/serde-rust-test written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ekusiadadus/serde-rust-test on toolchain 23718020b12d7e5a54f82a19910e8356ee719667
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ekusiadadus/serde-rust-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.144
[INFO] [stderr]   Downloaded itoa v1.0.3
[INFO] [stderr]   Downloaded quote v1.0.21
[INFO] [stderr]   Downloaded proc-macro2 v1.0.43
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] [stderr]   Downloaded ryu v1.0.11
[INFO] [stderr]   Downloaded serde v1.0.144
[INFO] [stderr]   Downloaded serde_json v1.0.85
[INFO] [stderr]   Downloaded syn v1.0.99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fae9237c96e184d37412a971f0c8224c0c8adb761fecf6c3dd20c63e18fd853c
[INFO] running `Command { std: "docker" "start" "-a" "fae9237c96e184d37412a971f0c8224c0c8adb761fecf6c3dd20c63e18fd853c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fae9237c96e184d37412a971f0c8224c0c8adb761fecf6c3dd20c63e18fd853c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae9237c96e184d37412a971f0c8224c0c8adb761fecf6c3dd20c63e18fd853c", kill_on_drop: false }`
[INFO] [stdout] fae9237c96e184d37412a971f0c8224c0c8adb761fecf6c3dd20c63e18fd853c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9a6b5de1673037aae24c1fc7c867bc5f55683e81593ee081f4f57bde8ca09cf
[INFO] running `Command { std: "docker" "start" "-a" "e9a6b5de1673037aae24c1fc7c867bc5f55683e81593ee081f4f57bde8ca09cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking rust-serde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.21s
[INFO] running `Command { std: "docker" "inspect" "e9a6b5de1673037aae24c1fc7c867bc5f55683e81593ee081f4f57bde8ca09cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a6b5de1673037aae24c1fc7c867bc5f55683e81593ee081f4f57bde8ca09cf", kill_on_drop: false }`
[INFO] [stdout] e9a6b5de1673037aae24c1fc7c867bc5f55683e81593ee081f4f57bde8ca09cf