[INFO] fetching crate core-serde-json 0.1.0...
[INFO] checking core-serde-json-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate core-serde-json 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate core-serde-json 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-13/source/rust-toolchain
[INFO] started tweaking crates.io crate core-serde-json 0.1.0
[INFO] finished tweaking crates.io crate core-serde-json 0.1.0
[INFO] tweaked toml for crates.io crate core-serde-json 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dadaaffe70c9fc24d06e084840fee632ef51fdaa6e48c2301ca2ff8cb120886
[INFO] running `Command { std: "docker" "start" "-a" "8dadaaffe70c9fc24d06e084840fee632ef51fdaa6e48c2301ca2ff8cb120886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dadaaffe70c9fc24d06e084840fee632ef51fdaa6e48c2301ca2ff8cb120886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dadaaffe70c9fc24d06e084840fee632ef51fdaa6e48c2301ca2ff8cb120886", kill_on_drop: false }`
[INFO] [stdout] 8dadaaffe70c9fc24d06e084840fee632ef51fdaa6e48c2301ca2ff8cb120886
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d12d1b6b8a7060375f4ac6b4241ed3959ffc2de7db7fa44db5a508ad77a0d3f5
[INFO] running `Command { std: "docker" "start" "-a" "d12d1b6b8a7060375f4ac6b4241ed3959ffc2de7db7fa44db5a508ad77a0d3f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking core-serde-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `Command { std: "docker" "inspect" "d12d1b6b8a7060375f4ac6b4241ed3959ffc2de7db7fa44db5a508ad77a0d3f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12d1b6b8a7060375f4ac6b4241ed3959ffc2de7db7fa44db5a508ad77a0d3f5", kill_on_drop: false }`
[INFO] [stdout] d12d1b6b8a7060375f4ac6b4241ed3959ffc2de7db7fa44db5a508ad77a0d3f5