[INFO] fetching crate xcsp3-serde 0.1.5...
[INFO] checking xcsp3-serde-0.1.5 against master#8a703520e80d87d4423c01f9d4fbc9e5f6533a02 for pr-154205-1
[INFO] extracting crate xcsp3-serde 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate xcsp3-serde 0.1.5
[INFO] finished tweaking crates.io crate xcsp3-serde 0.1.5
[INFO] tweaked toml for crates.io crate xcsp3-serde 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xcsp3-serde 0.1.5 on toolchain 8a703520e80d87d4423c01f9d4fbc9e5f6533a02
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xcsp3-serde 0.1.5 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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dissimilar v1.0.10
[INFO] [stderr]   Downloaded expect-test v1.5.1
[INFO] [stderr]   Downloaded rangelist v0.4.0
[INFO] [stderr]   Downloaded syn v2.0.109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dac068fdc69f203bfbbc3fe0e7154c36240a62a0951a4ee7f7eb6cb75ff6b46a
[INFO] running `Command { std: "docker" "start" "-a" "dac068fdc69f203bfbbc3fe0e7154c36240a62a0951a4ee7f7eb6cb75ff6b46a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dac068fdc69f203bfbbc3fe0e7154c36240a62a0951a4ee7f7eb6cb75ff6b46a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac068fdc69f203bfbbc3fe0e7154c36240a62a0951a4ee7f7eb6cb75ff6b46a", kill_on_drop: false }`
[INFO] [stdout] dac068fdc69f203bfbbc3fe0e7154c36240a62a0951a4ee7f7eb6cb75ff6b46a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c166da7e1280f5c1b9be36c541c146c2955dfacd85a1261e7708d3f209c82fe
[INFO] running `Command { std: "docker" "start" "-a" "1c166da7e1280f5c1b9be36c541c146c2955dfacd85a1261e7708d3f209c82fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]     Checking dissimilar v1.0.10
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking rangelist v0.4.0
[INFO] [stderr]     Checking expect-test v1.5.1
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking quick-xml v0.38.3
[INFO] [stderr]     Checking xcsp3-serde v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `test_file`
[INFO] [stdout]     --> src/lib.rs:1018:17
[INFO] [stdout]      |
[INFO] [stdout] 1018 |     pub(crate) use test_file;
[INFO] [stdout]      |                    ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.20s
[INFO] running `Command { std: "docker" "inspect" "1c166da7e1280f5c1b9be36c541c146c2955dfacd85a1261e7708d3f209c82fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c166da7e1280f5c1b9be36c541c146c2955dfacd85a1261e7708d3f209c82fe", kill_on_drop: false }`
[INFO] [stdout] 1c166da7e1280f5c1b9be36c541c146c2955dfacd85a1261e7708d3f209c82fe