[INFO] fetching crate squatter 0.0.1...
[INFO] building squatter-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate squatter 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate squatter 0.0.1
[INFO] finished tweaking crates.io crate squatter 0.0.1
[INFO] tweaked toml for crates.io crate squatter 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate squatter 0.0.1 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 squatter 0.0.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10b1615ceda4ab008cf617919c3e0a4fd66786593a88201274145f9dafd49542
[INFO] running `Command { std: "docker" "start" "-a" "10b1615ceda4ab008cf617919c3e0a4fd66786593a88201274145f9dafd49542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10b1615ceda4ab008cf617919c3e0a4fd66786593a88201274145f9dafd49542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b1615ceda4ab008cf617919c3e0a4fd66786593a88201274145f9dafd49542", kill_on_drop: false }`
[INFO] [stdout] 10b1615ceda4ab008cf617919c3e0a4fd66786593a88201274145f9dafd49542
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed64dfc501c9456dd1400c52e83fb2960a51ebf04ad67786dde60ab11dbd3023
[INFO] running `Command { std: "docker" "start" "-a" "ed64dfc501c9456dd1400c52e83fb2960a51ebf04ad67786dde60ab11dbd3023", kill_on_drop: false }`
[INFO] [stderr]    Compiling squatter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "ed64dfc501c9456dd1400c52e83fb2960a51ebf04ad67786dde60ab11dbd3023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed64dfc501c9456dd1400c52e83fb2960a51ebf04ad67786dde60ab11dbd3023", kill_on_drop: false }`
[INFO] [stdout] ed64dfc501c9456dd1400c52e83fb2960a51ebf04ad67786dde60ab11dbd3023
[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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 694a988dffb41fe0ae257da2bb4ab7b386485a18bf4baa982036649702b14695
[INFO] running `Command { std: "docker" "start" "-a" "694a988dffb41fe0ae257da2bb4ab7b386485a18bf4baa982036649702b14695", kill_on_drop: false }`
[INFO] [stderr]    Compiling squatter v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "694a988dffb41fe0ae257da2bb4ab7b386485a18bf4baa982036649702b14695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694a988dffb41fe0ae257da2bb4ab7b386485a18bf4baa982036649702b14695", kill_on_drop: false }`
[INFO] [stdout] 694a988dffb41fe0ae257da2bb4ab7b386485a18bf4baa982036649702b14695