[INFO] fetching crate stakker 0.2.13...
[INFO] building stakker-0.2.13 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate stakker 0.2.13 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate stakker 0.2.13
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate stakker 0.2.13
[INFO] tweaked toml for crates.io crate stakker 0.2.13 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stakker 0.2.13 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stakker 0.2.13 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-attributes v0.1.26
[INFO] [stderr]   Downloaded qcell v0.5.4
[INFO] [stderr]   Downloaded tracing-log v0.1.3
[INFO] [stderr]   Downloaded exclusion-set v0.1.2
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9302a6c18f851e59abd79505aa54240c92e42a9ff5fdb0eee5e3511f21566a77
[INFO] running `Command { std: "docker" "start" "-a" "9302a6c18f851e59abd79505aa54240c92e42a9ff5fdb0eee5e3511f21566a77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9302a6c18f851e59abd79505aa54240c92e42a9ff5fdb0eee5e3511f21566a77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9302a6c18f851e59abd79505aa54240c92e42a9ff5fdb0eee5e3511f21566a77", kill_on_drop: false }`
[INFO] [stdout] 9302a6c18f851e59abd79505aa54240c92e42a9ff5fdb0eee5e3511f21566a77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8a141269631a345d24bca963fbaaaa54658adac7aa3586779a1210b2ae9f769
[INFO] running `Command { std: "docker" "start" "-a" "c8a141269631a345d24bca963fbaaaa54658adac7aa3586779a1210b2ae9f769", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling qcell v0.5.4
[INFO] [stderr]    Compiling stakker v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "c8a141269631a345d24bca963fbaaaa54658adac7aa3586779a1210b2ae9f769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a141269631a345d24bca963fbaaaa54658adac7aa3586779a1210b2ae9f769", kill_on_drop: false }`
[INFO] [stdout] c8a141269631a345d24bca963fbaaaa54658adac7aa3586779a1210b2ae9f769
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94edb87511cb5c3f4e77cc623010a5aa335f9e94fd25d36f2ac3e3dbd906381b
[INFO] running `Command { std: "docker" "start" "-a" "94edb87511cb5c3f4e77cc623010a5aa335f9e94fd25d36f2ac3e3dbd906381b", kill_on_drop: false }`
[INFO] [stderr]    Compiling stakker v0.2.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "94edb87511cb5c3f4e77cc623010a5aa335f9e94fd25d36f2ac3e3dbd906381b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94edb87511cb5c3f4e77cc623010a5aa335f9e94fd25d36f2ac3e3dbd906381b", kill_on_drop: false }`
[INFO] [stdout] 94edb87511cb5c3f4e77cc623010a5aa335f9e94fd25d36f2ac3e3dbd906381b