[INFO] fetching crate tutorials-chapter3 0.1.0...
[INFO] building tutorials-chapter3-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tutorials-chapter3 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tutorials-chapter3 0.1.0
[INFO] finished tweaking crates.io crate tutorials-chapter3 0.1.0
[INFO] tweaked toml for crates.io crate tutorials-chapter3 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tutorials-chapter3 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tutorials-chapter3 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jdks v0.1.3
[INFO] [stderr]   Downloaded cc v1.0.88
[INFO] [stderr]   Downloaded filetime v0.2.23
[INFO] [stderr]   Downloaded assert_cmd v2.0.14
[INFO] [stderr]   Downloaded predicates v3.1.0
[INFO] [stderr]   Downloaded toml-rsl v0.1.0
[INFO] [stderr]   Downloaded xml-rsl v0.1.1
[INFO] [stderr]   Downloaded tar-rsl v0.1.1
[INFO] [stderr]   Downloaded ssh2-rsl v0.1.0
[INFO] [stderr]   Downloaded crypto-rsl v0.1.0
[INFO] [stderr]   Downloaded libz-sys v1.1.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3fb2ccca8a6319341e5e7f82c02937e2ae5c6d0da4b02579e8dcd66fe5df86f
[INFO] running `Command { std: "docker" "start" "-a" "e3fb2ccca8a6319341e5e7f82c02937e2ae5c6d0da4b02579e8dcd66fe5df86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3fb2ccca8a6319341e5e7f82c02937e2ae5c6d0da4b02579e8dcd66fe5df86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3fb2ccca8a6319341e5e7f82c02937e2ae5c6d0da4b02579e8dcd66fe5df86f", kill_on_drop: false }`
[INFO] [stdout] e3fb2ccca8a6319341e5e7f82c02937e2ae5c6d0da4b02579e8dcd66fe5df86f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef32f987f283ef1fce8518a82f67fd67bcfb7a62c70499a035d13de32a9774b8
[INFO] running `Command { std: "docker" "start" "-a" "ef32f987f283ef1fce8518a82f67fd67bcfb7a62c70499a035d13de32a9774b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.88
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling crypto-rsl v0.1.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling libz-sys v1.1.15
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]    Compiling ssh2-rsl v0.1.0
[INFO] [stderr]    Compiling xattr v1.3.1
[INFO] [stderr]    Compiling tar-rsl v0.1.1
[INFO] [stderr]    Compiling toml-rsl v0.1.0
[INFO] [stderr]    Compiling xml-rsl v0.1.1
[INFO] [stderr]    Compiling tutorials-chapter3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.33s
[INFO] running `Command { std: "docker" "inspect" "ef32f987f283ef1fce8518a82f67fd67bcfb7a62c70499a035d13de32a9774b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef32f987f283ef1fce8518a82f67fd67bcfb7a62c70499a035d13de32a9774b8", kill_on_drop: false }`
[INFO] [stdout] ef32f987f283ef1fce8518a82f67fd67bcfb7a62c70499a035d13de32a9774b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fc0dd397a5f0141b13a912a438efae71a32d008c3e57f1d49562b1488a9da0d
[INFO] running `Command { std: "docker" "start" "-a" "9fc0dd397a5f0141b13a912a438efae71a32d008c3e57f1d49562b1488a9da0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tutorials-chapter3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "9fc0dd397a5f0141b13a912a438efae71a32d008c3e57f1d49562b1488a9da0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc0dd397a5f0141b13a912a438efae71a32d008c3e57f1d49562b1488a9da0d", kill_on_drop: false }`
[INFO] [stdout] 9fc0dd397a5f0141b13a912a438efae71a32d008c3e57f1d49562b1488a9da0d