[INFO] fetching crate simple_scan 0.4.1...
[INFO] building simple_scan-0.4.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate simple_scan 0.4.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate simple_scan 0.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate simple_scan 0.4.1
[INFO] tweaked toml for crates.io crate simple_scan 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_scan 0.4.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple_scan 0.4.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ef0826b480b67ba7477f10f7fb0f0fd65fb72e9736767e78e3a9a5c56c9f290
[INFO] running `Command { std: "docker" "start" "-a" "4ef0826b480b67ba7477f10f7fb0f0fd65fb72e9736767e78e3a9a5c56c9f290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ef0826b480b67ba7477f10f7fb0f0fd65fb72e9736767e78e3a9a5c56c9f290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef0826b480b67ba7477f10f7fb0f0fd65fb72e9736767e78e3a9a5c56c9f290", kill_on_drop: false }`
[INFO] [stdout] 4ef0826b480b67ba7477f10f7fb0f0fd65fb72e9736767e78e3a9a5c56c9f290
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc183cb708ddeddf34c207db9f1067c3d2dcefca230c04c7c515ff9c0f005961
[INFO] running `Command { std: "docker" "start" "-a" "dc183cb708ddeddf34c207db9f1067c3d2dcefca230c04c7c515ff9c0f005961", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_scan v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "dc183cb708ddeddf34c207db9f1067c3d2dcefca230c04c7c515ff9c0f005961", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc183cb708ddeddf34c207db9f1067c3d2dcefca230c04c7c515ff9c0f005961", kill_on_drop: false }`
[INFO] [stdout] dc183cb708ddeddf34c207db9f1067c3d2dcefca230c04c7c515ff9c0f005961
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40af6dc887aca9e4d82660d257babdcee70209ab95013757800f69aee555bc33
[INFO] running `Command { std: "docker" "start" "-a" "40af6dc887aca9e4d82660d257babdcee70209ab95013757800f69aee555bc33", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_scan v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "40af6dc887aca9e4d82660d257babdcee70209ab95013757800f69aee555bc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40af6dc887aca9e4d82660d257babdcee70209ab95013757800f69aee555bc33", kill_on_drop: false }`
[INFO] [stdout] 40af6dc887aca9e4d82660d257babdcee70209ab95013757800f69aee555bc33