[INFO] fetching crate improved_slice_patterns 2.0.1...
[INFO] checking improved_slice_patterns-2.0.1 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate improved_slice_patterns 2.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate improved_slice_patterns 2.0.1 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/rust-toolchain
[INFO] started tweaking crates.io crate improved_slice_patterns 2.0.1
[INFO] finished tweaking crates.io crate improved_slice_patterns 2.0.1
[INFO] tweaked toml for crates.io crate improved_slice_patterns 2.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d21479a7daf527854eae84af532dcc496d1609ccf1ce0f28a787219f1c66faf7
[INFO] running `Command { std: "docker" "start" "-a" "d21479a7daf527854eae84af532dcc496d1609ccf1ce0f28a787219f1c66faf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d21479a7daf527854eae84af532dcc496d1609ccf1ce0f28a787219f1c66faf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21479a7daf527854eae84af532dcc496d1609ccf1ce0f28a787219f1c66faf7", kill_on_drop: false }`
[INFO] [stdout] d21479a7daf527854eae84af532dcc496d1609ccf1ce0f28a787219f1c66faf7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 857e74f786ebfed7287a4cdd38595f890b0858255cfda59504087b138db737de
[INFO] running `Command { std: "docker" "start" "-a" "857e74f786ebfed7287a4cdd38595f890b0858255cfda59504087b138db737de", kill_on_drop: false }`
[INFO] [stderr]     Checking improved_slice_patterns v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "857e74f786ebfed7287a4cdd38595f890b0858255cfda59504087b138db737de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857e74f786ebfed7287a4cdd38595f890b0858255cfda59504087b138db737de", kill_on_drop: false }`
[INFO] [stdout] 857e74f786ebfed7287a4cdd38595f890b0858255cfda59504087b138db737de