[INFO] fetching crate parsers 0.3.4...
[INFO] checking parsers-0.3.4 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate parsers 0.3.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate parsers 0.3.4 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parsers 0.3.4
[INFO] finished tweaking crates.io crate parsers 0.3.4
[INFO] tweaked toml for crates.io crate parsers 0.3.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c8471b754e6ee54ed0c7e23e53bfb4c91298991d0d996c3ec044adb35bf761e
[INFO] running `Command { std: "docker" "start" "-a" "0c8471b754e6ee54ed0c7e23e53bfb4c91298991d0d996c3ec044adb35bf761e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c8471b754e6ee54ed0c7e23e53bfb4c91298991d0d996c3ec044adb35bf761e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c8471b754e6ee54ed0c7e23e53bfb4c91298991d0d996c3ec044adb35bf761e", kill_on_drop: false }`
[INFO] [stdout] 0c8471b754e6ee54ed0c7e23e53bfb4c91298991d0d996c3ec044adb35bf761e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 081f0d3da04f828c385a1587d3dd2a1167c1d10115190707e16456a2382ea73f
[INFO] running `Command { std: "docker" "start" "-a" "081f0d3da04f828c385a1587d3dd2a1167c1d10115190707e16456a2382ea73f", kill_on_drop: false }`
[INFO] [stderr]     Checking parsers v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "081f0d3da04f828c385a1587d3dd2a1167c1d10115190707e16456a2382ea73f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "081f0d3da04f828c385a1587d3dd2a1167c1d10115190707e16456a2382ea73f", kill_on_drop: false }`
[INFO] [stdout] 081f0d3da04f828c385a1587d3dd2a1167c1d10115190707e16456a2382ea73f