[INFO] fetching crate srb 0.0.5...
[INFO] building srb-0.0.5 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate srb 0.0.5 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate srb 0.0.5
[INFO] finished tweaking crates.io crate srb 0.0.5
[INFO] tweaked toml for crates.io crate srb 0.0.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate srb 0.0.5 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 srb 0.0.5 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55abda7b8108a240a327a49a99810241120a267d23b945edbb1286fc54896de3
[INFO] running `Command { std: "docker" "start" "-a" "55abda7b8108a240a327a49a99810241120a267d23b945edbb1286fc54896de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55abda7b8108a240a327a49a99810241120a267d23b945edbb1286fc54896de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55abda7b8108a240a327a49a99810241120a267d23b945edbb1286fc54896de3", kill_on_drop: false }`
[INFO] [stdout] 55abda7b8108a240a327a49a99810241120a267d23b945edbb1286fc54896de3
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ff537f6787a29a06cf54f801954f6fcb5832da59b84ec07a61a1334dfe40ffd
[INFO] running `Command { std: "docker" "start" "-a" "6ff537f6787a29a06cf54f801954f6fcb5832da59b84ec07a61a1334dfe40ffd", kill_on_drop: false }`
[INFO] [stderr]    Compiling srb v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "6ff537f6787a29a06cf54f801954f6fcb5832da59b84ec07a61a1334dfe40ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff537f6787a29a06cf54f801954f6fcb5832da59b84ec07a61a1334dfe40ffd", kill_on_drop: false }`
[INFO] [stdout] 6ff537f6787a29a06cf54f801954f6fcb5832da59b84ec07a61a1334dfe40ffd
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7beea16168e99fb26f07db15af2b3b762965ff6bc2a71c4e9df7559f6ed2f33f
[INFO] running `Command { std: "docker" "start" "-a" "7beea16168e99fb26f07db15af2b3b762965ff6bc2a71c4e9df7559f6ed2f33f", kill_on_drop: false }`
[INFO] [stderr]    Compiling srb v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "7beea16168e99fb26f07db15af2b3b762965ff6bc2a71c4e9df7559f6ed2f33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7beea16168e99fb26f07db15af2b3b762965ff6bc2a71c4e9df7559f6ed2f33f", kill_on_drop: false }`
[INFO] [stdout] 7beea16168e99fb26f07db15af2b3b762965ff6bc2a71c4e9df7559f6ed2f33f