[INFO] fetching crate lsns 0.0.3...
[INFO] checking lsns-0.0.3 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate lsns 0.0.3 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate lsns 0.0.3 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lsns 0.0.3
[INFO] finished tweaking crates.io crate lsns 0.0.3
[INFO] tweaked toml for crates.io crate lsns 0.0.3 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argparse v0.2.2
[INFO] [stderr]   Downloaded procinfo v0.3.1
[INFO] [stderr]   Downloaded text_io v0.1.9
[INFO] [stderr]   Downloaded nix v0.4.3
[INFO] [stderr]   Downloaded nsutils v0.0.5
[INFO] [stderr]   Downloaded unshare v0.1.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fef55ece7c4d66646756fbe51d05933eb4858f8977c471c1e7613914c34e396
[INFO] running `Command { std: "docker" "start" "-a" "0fef55ece7c4d66646756fbe51d05933eb4858f8977c471c1e7613914c34e396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fef55ece7c4d66646756fbe51d05933eb4858f8977c471c1e7613914c34e396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fef55ece7c4d66646756fbe51d05933eb4858f8977c471c1e7613914c34e396", kill_on_drop: false }`
[INFO] [stdout] 0fef55ece7c4d66646756fbe51d05933eb4858f8977c471c1e7613914c34e396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fcde4de3c47ac406b8d3bb71bfb2a0df478cf9397f062ab670d953fc3e52380
[INFO] running `Command { std: "docker" "start" "-a" "2fcde4de3c47ac406b8d3bb71bfb2a0df478cf9397f062ab670d953fc3e52380", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking text_io v0.1.9
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking nix v0.4.3
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling procinfo v0.3.1
[INFO] [stderr]     Checking unshare v0.1.15
[INFO] [stderr]     Checking nsutils v0.0.5
[INFO] [stderr]     Checking lsns v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "2fcde4de3c47ac406b8d3bb71bfb2a0df478cf9397f062ab670d953fc3e52380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fcde4de3c47ac406b8d3bb71bfb2a0df478cf9397f062ab670d953fc3e52380", kill_on_drop: false }`
[INFO] [stdout] 2fcde4de3c47ac406b8d3bb71bfb2a0df478cf9397f062ab670d953fc3e52380